What developmental changes occur in a 7-week-old baby. How does sleep patterns evolve at this stage. What milestones should parents expect from their 7-week-old infant. How can parents support their baby’s growth at 7 weeks old.

Physical Development of a 7-Week-Old Baby

At 7 weeks old, babies are experiencing rapid physical growth and development. Their bodies are becoming stronger, and they’re gaining more control over their movements. Here are some key aspects of physical development at this stage:

• Improved head control
• Increased arm and leg movement
• Better hand-eye coordination
• Growing ability to grasp objects

Is it normal for a 7-week-old baby to lift their head? While some babies may already be lifting their heads during tummy time, others might take a bit longer. This variation is perfectly normal, as each baby develops at their own pace. Parents can encourage head control by providing regular tummy time sessions and supporting their baby’s efforts.

Arm and Leg Movements

Parents may notice their 7-week-old baby moving their arms and legs more purposefully. This increased movement is a sign of developing motor skills and muscle strength. Babies at this age often engage in activities such as:

• Waving arms
• Kicking legs
• Attempting to reach for objects

These movements are crucial for building strength and coordination, laying the foundation for future milestones like rolling over and crawling.

Cognitive Development and Sensory Awareness

The cognitive abilities of a 7-week-old baby are rapidly expanding. At this stage, infants are becoming more aware of their surroundings and starting to interact with the world in new ways. Here’s what parents might observe:

• Increased alertness during awake periods
• Growing interest in faces and objects
• Emerging ability to focus on moving objects
• Beginning to recognize familiar voices and sounds

How can parents support their baby’s cognitive development at 7 weeks? Engaging in daily activities that stimulate the senses is crucial. This can include:

1. Talking and singing to the baby
2. Showing high-contrast images or toys
3. Introducing different textures for tactile stimulation
4. Playing soft music or nature sounds

These activities help strengthen neural connections in the baby’s brain, fostering cognitive growth and sensory awareness.

The Importance of Sensory Stimulation

Sensory experiences play a vital role in a baby’s development. At 7 weeks, infants are becoming more receptive to various stimuli. Parents can enhance their baby’s sensory development by:

• Providing safe objects with different textures to touch
• Using soft, colorful toys to capture visual attention
• Gently massaging the baby to stimulate tactile senses
• Exposing the baby to a variety of sounds and music

Are baby sensory classes beneficial for 7-week-olds? While not essential, structured sensory classes can provide a stimulating environment for babies and offer parents new ideas for engaging their infants. However, simple at-home activities can be equally effective in promoting sensory development.

Sleep Patterns and Nighttime Routines

Sleep is a crucial aspect of a 7-week-old baby’s development and overall well-being. At this stage, many infants are beginning to develop more predictable sleep patterns, though variations are common. Here’s what parents might expect:

• Longer sleep stretches at night (potentially 3-4 hours)
• More wakeful periods during the day
• Gradual differentiation between day and night
• Increased ability to self-soothe (in some babies)

Do all 7-week-old babies sleep through the night? It’s important to note that “sleeping through the night” is not typical for most 7-week-olds. While some babies may have longer sleep stretches, frequent night wakings are still normal and often necessary for feeding.

Establishing Healthy Sleep Habits

Parents can help their 7-week-old develop healthy sleep habits by implementing consistent routines. Some strategies include:

1. Creating a calm, dimly lit environment for nighttime feedings and diaper changes
2. Maintaining a consistent bedtime routine
3. Keeping daytime environments bright and active
4. Gradually introducing the concept of day and night

These practices can help babies begin to understand the difference between day and night, potentially leading to more consolidated nighttime sleep in the coming weeks and months.

Feeding and Nutrition at 7 Weeks

Proper nutrition is essential for a 7-week-old baby’s growth and development. At this stage, breast milk or formula remains the primary source of nutrition. Here are some key points about feeding at 7 weeks:

• Babies typically feed every 2-3 hours
• Feeding sessions may become more efficient
• Some babies may start to space out feedings slightly
• Growth spurts can temporarily increase feeding frequency

How much should a 7-week-old baby eat? The amount can vary, but on average, formula-fed babies might consume about 4-5 ounces per feeding, while breastfed babies typically nurse for 10-15 minutes on each breast. However, it’s important to follow the baby’s cues and consult with a pediatrician for personalized advice.

Recognizing Hunger and Fullness Cues

At 7 weeks, babies are becoming more adept at communicating their needs. Understanding hunger and fullness cues can help parents respond appropriately. Some common signs include:

• Hunger cues: rooting, putting hands to mouth, increased alertness
• Fullness cues: turning away from the breast or bottle, slowing down sucking, appearing satisfied

Responding to these cues helps establish healthy feeding patterns and supports the baby’s developing ability to self-regulate.

Social and Emotional Development

At 7 weeks old, babies are beginning to engage more with their environment and the people around them. This marks an exciting phase in their social and emotional development. Key aspects include:

• Increased eye contact and facial recognition
• Emerging social smiles
• Growing interest in human faces and voices
• Beginning to respond to familiar sounds and voices

When do babies start responding to their name? While 7 weeks is typically too early for name recognition, babies at this age are becoming more responsive to voices and may react to sudden sounds or changes in tone.

Bonding and Attachment

The bond between parents and their 7-week-old continues to strengthen. This period is crucial for developing secure attachment. Parents can foster this bond by:

1. Engaging in frequent face-to-face interactions
2. Responding promptly to the baby’s cries and needs
3. Using gentle touch and skin-to-skin contact
4. Talking and singing to the baby during daily activities

These interactions not only strengthen the parent-child bond but also support the baby’s emotional development and sense of security.

Motor Skills and Physical Milestones

At 7 weeks, babies are making significant strides in their motor development. While individual progress varies, here are some common physical milestones and motor skills that may emerge:

• Improved head control during tummy time
• Beginning to push up on arms during tummy time
• More controlled arm and leg movements
• Starting to bring hands to mouth intentionally
• Attempting to grasp objects (though coordination is still developing)

Is it normal if my 7-week-old isn’t reaching these milestones? It’s important to remember that every baby develops at their own pace. While these are common milestones, it’s perfectly normal for some babies to reach them earlier or later.

Encouraging Motor Development

Parents can support their 7-week-old’s motor development through various activities:

1. Regular tummy time sessions to strengthen neck and upper body muscles
2. Gentle exercises, like assisted “bicycling” of the legs
3. Providing safe, age-appropriate toys for grasping practice
4. Encouraging reaching and swatting at hanging toys

These activities not only promote physical development but also provide opportunities for sensory exploration and parent-child bonding.

Communication and Language Development

While 7-week-old babies are not yet speaking, they are laying the foundation for future language skills. At this stage, babies are becoming more vocal and responsive to sounds. Key aspects of communication development include:

• Increased cooing and gurgling sounds
• Growing ability to differentiate between voices
• Beginning to respond to familiar sounds with body movements or vocalizations
• Showing interest in facial expressions and mouth movements

How can parents support language development at this early stage? Engaging in frequent conversations with the baby, even if one-sided, is crucial. This exposure to language helps babies develop listening skills and lays the groundwork for future speech.

Early Communication Techniques

Parents can foster their 7-week-old’s communication skills through various techniques:

1. Narrating daily activities to expose the baby to language
2. Responding to the baby’s coos and gurgles as if having a conversation
3. Using exaggerated facial expressions during interactions
4. Reading simple board books or singing nursery rhymes

These practices not only support language development but also strengthen the emotional bond between parent and child.

Health and Wellness Considerations

Maintaining the health and wellness of a 7-week-old baby is crucial for their overall development. At this stage, parents should be mindful of several health-related aspects:

• Regular pediatric check-ups and vaccinations
• Monitoring growth and weight gain
• Ensuring proper hygiene and skincare
• Watching for signs of illness or discomfort

What are common health concerns for 7-week-old babies? While every baby is different, some common issues at this age may include colic, reflux, diaper rash, and minor illnesses like colds. It’s important to consult with a pediatrician for any health concerns.

Promoting Overall Wellness

Parents can support their 7-week-old’s health and wellness through various practices:

1. Maintaining a clean and safe environment
2. Practicing proper hand hygiene to prevent illness
3. Ensuring adequate tummy time for physical development
4. Responding promptly to hunger and comfort needs

These practices help create a nurturing environment that supports the baby’s physical and emotional well-being.

As your 7-week-old continues to grow and develop, remember that each baby progresses at their own pace. Celebrate the small milestones and enjoy this precious time of rapid growth and change. If you have any concerns about your baby’s development, don’t hesitate to consult with your pediatrician for personalized advice and guidance.

7 weeks Old Baby Development, Milestones, Baby Food & Sleep

Home
/
Baby
/
Monthly Baby Development
/
Your 7-week-old baby’s development

Baby By Month

1 1

2 2

3 3

4 4

5 5

6 6

7 7

8 8

9 9

10 10

11 11

12 12

13 13

14 14

15 15

16 16

17 17

18 18

19 19

20 20

21 21

22 22

23 23

Baby

• 
  Expand pages
  Newborn Baby Care
• 
  Expand pages
  Baby Skincare
• 
  Expand pages
  Baby Health and Illnesses
• 
  Expand pages
  Breastfeeding
• 
  Expand pages
  Monthly Baby Development
• 
  Expand pages
  Baby milestones
• 
  Expand pages
  Sleep
• 
  Expand pages
  Teething
• 
  Expand pages
  Weaning
• 
  Expand pages
  Games and activities
• 
  Expand pages
  Potty training
• 
  Expand pages
  Your childcare options
• 
  Expand pages
  Child behaviour
• 
  Expand pages
  Food & nutrition
• 
  Expand pages
  Baby clothing
• 
  Find your nearest baby photographer
• 
  Expand pages
  Baby classes

What to expect from your baby at 7 weeks old

As your baby grows they are slowly starting to interact with the world around them a little more, day by day. And it’s absolutely amazing to watch!

Your little one is probably starting to realise their arms and legs can be used a little more effectively, so expect to see a lot of arm waving and grabbing onto things.

If your baby hasn’t started lifting their head up yet, don’t worry! Keep playing with them whilst they are on their tummy to encourage them.

You may also notice as the weeks go on your baby is even more alert during the day now, so why not start helping them to learn a thing or two? Talk and sing to your little one while they are awake, and they may even respond by cooing.

Now is also the perfect time to improve their other senses, by encouraging them to feel different textures – baby sensory classes are also a great idea too!

How will your 7 week old baby sleep?

Hopefully your baby is starting to understand the difference between night and day, and you’re starting to get a little more of that much needed sleep. If not, don’t worry, it can take some babies longer than others. To help them, try to make sure the home is bright and noises are louder during the day time, whilst quietening things down at night time.

The milestones your baby is likely to reach at 7 weeks old

Now your baby is 7 weeks old you may notice they are starting to grab onto objects. A word of caution; keep an eye on your earrings or hair – your baby could grab them!

Your baby will also begin to appreciate toys, so it’s time to get them out and encourage play time, while chatting to them when they are quiet, to further stimulate their mind.

Whilst teething may be a way off, some babies can begin teething as early as 7 weeks of age, which could explain the crying. If you’re unsure or a little worried, take a trip to your GP.

6 to 8 weeks is also the perfect time to visit your doctors for a check-up with your baby. Remember to take your Personal Child Health Record (also known as the ‘Red Book’) with you as your healthcare professional will need it.

What activities and games will help my 7 week old baby develop?

• Smile and act excited when your little one makes sounds; copy their sounds sometimes but also use clear language so they can start to learn words
• Talk, read and sing and look at pictures together
• Play peek-a-boo
• Daily tummy time
• Encourage your 2-month-old to reach for toys
• Let your baby look at herself in a baby-safe (i. e. non-glass) mirror.

Select your baby’s month

Select

Baby Month 1

Baby Month 2

Baby Month 3

Baby Month 4

Baby Month 5

Baby Month 6

Baby Month 7

Baby Month 8

Baby Month 9

Baby Month 10

Baby Month 11

Baby Month 12

Baby Month 13

Baby Month 14

Baby Month 15

Baby Month 16

Baby Month 17

Baby Month 18

Baby Month 19

Baby Month 20

Baby Month 21

Baby Month 22

Baby Month 23

THE LATEST HOT TOPICS

Is my baby getting enough vitamin D?

Find out everything you need to know. ..

Read more

Your guide to breastfeeding & expressing

Here’s everything you need to know…

Read more

Your baby’s month by month development

Here’s what to expect at every age…

Read more

JUST FOR YOU

An age-by-age guide to baby sleep

Discover how much your little one should be getting…

Read more

Lactose intolerance in babies

What is it? What causes it? Does my baby have it?

Read more

Signs your baby is ready for solid food

Tips and advice you may find useful…

Read more

Emma’s Quick Links

Teething: 4 to 7 Months

Log in
|
Register

Ages & Stages

Ages & Stages

​Teething usually starts during these months. The two front teeth (central incisors), either upper or lower, usually appear first, followed by the opposite front teeth. The first molars come in next, followed by the canines or eyeteeth.

The timing of teething: 

There is great variability in the timing of teething. If your child doesn’t show any teeth until later than this age period, don’t worry. The timing may be determined by heredity, and it doesn’t mean that anything is wrong.

How to ease your baby’s discomfort:

Teething occasionally may cause mild irritability, crying, a low-grade temperature (but not over 101 degrees Fahrenheit or 38.3 degrees Celsius), excessive drooling, and a desire to chew on something hard. More often, the gums around the new teeth will swell and be tender. Try gently rubbing or massaging the gums with one of your fingers. Teething rings are helpful, too, but they should be made of firm rubber. (The teethers that you freeze tend to get too hard and can cause more harm than good.) Pain relievers and medications that you rub on the gums are not necessary or useful since they wash out of the baby’s mouth within minutes. Some medication you rub on your child’s gums can even be harmful if too much is used and the child swallows an excessive amount. Stay away from teething tablets that contain the plant poison belladonna and gels with benzocaine. Belladonna and benzocaine are marketed to numb your child’s pain, but the FDA has issued warnings against both due to potential side effects.​ If your child seems particularly miserable or has a fever higher than 101 degrees Fahrenheit (38.3 degrees Celsius), it’s probably not because she’s teething, and you should consult your pediatrician.

How should you clean the new teeth? 

Simply brush them with a soft child’s toothbrush when you first start seeing her teeth. To prevent cavities, never let your baby fall asleep with a bottle, either at nap time or at night. By avoiding this situation, you’ll keep milk from pooling around the teeth and creating a breeding ground for decay.

Last Updated

10/6/2016

Source

Adapted from Caring for Your Baby and Young Child: Birth to Age 5, 6th Edition (Copyright © 2015 American Academy of Pediatrics)

The information contained on this Web site should not be used as a substitute for the medical care and advice of your pediatrician. There may be variations in treatment that your pediatrician may recommend based on individual facts and circumstances.

Temperature, Timing, Scheme and Help

We always expect something from our children. But the first thing any mom looks forward to is teething. Whims, crying, light sleep and general excitement of babies are his usual companions and it can be difficult for young parents to determine the cause of anxiety and the first baby tooth often becomes a real test for them.

Below we have put together for you the advice of professionals so that you can get through this period with minimal inconvenience.

The main advice – first of all, calm down yourself, because the baby feels your irritation very well and it will only aggravate his crying and whims, and also provoke quarrels with the rest of the household. Control yourself like an adult.

Teething order – Age and pattern.

Milk teeth begin to appear at 5-7 months, but there are a lot of individual factors affecting the age of children during eruption and there is no need to worry if by this time the first tooth has not yet appeared above the gum. It is the beginning of this process that is the most painful and usually takes 2-3 days.

The baby is born immediately with the rudiments of all 20 milk and 16 molars, the process of mineralization of which ends by the time of eruption. All of them take the right position along with the growing jaw:

• 6-10 months – Lower central incisors
• 8-12 months – Upper central incisors
• 9-13 months – Upper lateral incisors
• 10-16 months – Lower lateral incisors
• 13-19 months – First pair of upper molars
• 14-18 months – First pair of lower molars
• 16-22 months – Upper canines
• 17-23 months – Lower canines
• 23-31 months – Second pair of lower molars
• 25-33 months – Second pair of upper molars

A complete set of children’s teeth is formed by 2.5 – 3 years.

Animation of a sequential pattern of teething in children under three years old:

Symptoms of teething

Slightly swollen and reddened gums, but white in the growth zone of the future tooth – a sure symptom of teething. The formation of a milk bite is accompanied by severe itching, and in order to calm it down, the baby begins to chew his fingers, pull toys into his mouth and actively rub his gums.

Typical signs of the beginning of eruption:

• slightly inflamed and reddened gums;
• in the area of ​​the future tooth – white gums;
• severe salivation;
• itching;
• loss of appetite;
• fever;
• restless sleep.

Symptoms not characteristic of eruption:

• vomiting;
• diarrhea;
• high fever, more than 3 days.

Teething temperature

It is quite difficult for inexperienced parents to distinguish teething teeth from a cold. Often the temperature during teething lasts 2 days and in peaks can reach even up to 38.5 degrees Celsius . The main thing to know is that temperature, salivation and sometimes even cough (due to a large amount of saliva), as well as moodiness or some lethargy (due to temperature) are normal, but only if the main signs of the above are present and only when a child who is naughty due to cutting teeth can be distracted.

By increasing the temperature, the child’s body fights possible infections, so if it is below 38 degrees, it is not necessary to bring it down. But if the baby screams and cries all night, the temperature is high (more than 38.5) or has been holding for more than 3 days, and even more so if vomiting or diarrhea has appeared, immediately contact your pediatrician and let the professional decide whether it’s just teeth and temperature or already teeth, temperature and orvi.

Keep in mind that the baby’s body is weakened during teething and is more susceptible to any infections. Therefore, for this time it is worth reducing the usual walking time, especially in bad weather, it is necessary to ventilate the room at least twice a day and sterilize the nipples, pacifiers and favorite toys of the baby with high quality.

Ways to Relieve Teething Itching

The best way to safely relieve your child’s teething itch is to simply gently rub a clean finger on the sore spot. You can also use a cool spoon or wet gauze pads. For these purposes, many are also suitable for special toys made of hard rubber or silicone – teethers. We recommend avoiding plastic products.

The US Food and Drug Administration (FDA) conducted a study that proved the harm from the use of gum gels based on benzocaine. Gels, ointments, sprays and tablets containing lidocaine can cause a very dangerous and even fatal condition – methemoglobinemia, in which the ability of red blood cells to carry oxygen is sharply reduced. Therefore, we urge you to carefully read the composition of children’s teething gels and use only those that do not contain benzocaine, novocaine or lidocaine.

Here is what the famous pediatrician Dr. Komarovsky says about this:

containing lidocaine. The use of such gels is very rare, but still carries a mortal danger! https://youtu.be/Ke1v5Gvi-r0

Recommend on social media networks

Teething in a child: timing, care, ways to relieve pain

Children will definitely appreciate the parental contribution to maintaining dental health when they grow up. In order to help the baby from the very beginning, it is necessary to know the structural features, the stages of formation and the correct order of teething.

Teeth development before eruption

Your baby’s teeth should be taken care of long before they erupt. It is useful for expectant mothers to know that the rudiments of milk teeth are formed already at the 7-8th week of intrauterine development, and permanent ones at the end of 4 months. Not just teething timing, but even level enamel mineralization both milk and molars depends on how the pregnancy proceeds. Therefore, it is so critical that a woman receives all the vitamins, microelements and is as healthy as possible.

But not only food is important. The results of the research showed that in the presence of industrial harmful substances in the environment of the expectant mother during pregnancy and numerous stressful situations, the formation of all dental tissues is disrupted in the child and the timing of the appearance of milk teeth is shifted. Among children born to women with high blood pressure, late eruption of temporary teeth was noted in 56.7%. Approximately one third of the examined children born to mothers with heart defects revealed late eruption of temporary teeth, as well as deviations in the pairing and sequence of their eruption. The duration of pregnancy also plays a role. There is a pronounced dependence of the timing of the eruption of the first teeth on the degree of prematurity: the earlier the baby was born, the later the first teeth erupt ^{[1, 2]} .

Why baby teeth are needed

Nature has conceived the correct order and timing of teething in children. Evolutionarily, this is due to the need to form the bite and jaw bones for chewing and speech. Over the years, the bones grow, and the milk teeth, which at the beginning of their appearance fit snugly against each other, diverge by the age of 6-7, forming wide, natural interdental spaces for this period – tremas and diastemas.

There are only 20 teeth in the milk bite. This is due to the fact that they must be correctly placed in the small children’s jaw of the first years of a baby’s life, and excludes crowding of teeth that provokes dental diseases. The last of the milk teeth are replaced at the age of 10-12 years. However, they are very important for the physiological formation of the jawbones and permanent occlusion.

Proper growth and health of milk teeth help:

• rebuild the body from lactophoric to a mixed type of nutrition;

• reserve space for the normal positioning of future molars;

• to form a mixed bite.

There is an erroneous opinion that milk teeth in case of infection with caries can not be treated, but immediately removed. But modern dentists are against such tactics. Early removal is fraught with displacement of neighboring milk teeth and the appearance of problems already with an adult bite. Therefore, it is so important to maintain the presence and health of all milk teeth until the moment when permanent teeth erupt on their own ^[3] .

The structure of milk teeth

Temporary teeth have thinner enamel, and their internal pulp cavity is larger compared to permanent ones. All this makes the tooth lighter, which helps with the eruption of permanent teeth, but at the same time accelerates the development of caries and pulpitis. However, there are bonuses: by the time the molars begin to erupt, which will remain with the child until the end of life, the roots of milk teeth even dissolve to ensure their rapid and relatively painless loss.

Terms of eruption of milk teeth

Teething is a genetically programmed event that occurs at a certain period. Physiological teething is characterized by three main features: certain timing, pairing and sequence of teething. Galaktionova M. Yu.

Children’s milk teething rates differ depending on their ethnicity. But as studies show, in general, the world is experiencing a reduction in the time from birth to the moment when the first tooth appears. This is due, according to most researchers, to the global acceleration of human development ^[1] . How and when milk teeth erupt is one of the indicators of a child’s physical development.

Causes of violation of the order and timing of teething in children can be:

• heredity;

• climatic conditions;

• nature of feeding;

• certain diseases, such as rickets.

Standards for eruption of milk teeth according to the American Dental Association are presented in the table.

The specified periods are average indicators, varying depending on individual and family characteristics ^[4,5] . But the sequence of appearance of teeth is essential, and it is better to track and record it. From a physiological point of view, the correct order of eruption of milk teeth in children is important for bite formation .

Teething aid

The appearance of milk teeth is not an easy process not only for the children themselves, but also for their parents. The most common teething symptoms are:

• swelling and redness of the gums;

• excessive salivation;

• itching and urge to keep hands, toys in mouth;

• capriciousness of a child;

• sleep disorder;

• refusal to breastfeed, bottle or complementary foods;

• temperature increase;

• stool disorders;

• runny nose.

The following will help you get through this period as comfortably as possible:

• special teething rings that relieve itching, especially with a cooling effect;

• local anesthetic dental gels;

• antipyretic and analgesic preparations;

Gentle silicone fingertip massage to soothe and relieve your baby ^[6]

Baby Teeth Care

Once the first tooth has erupted, don’t put off going to the dentist. Schedule a visit (at least once every 3-4 months). And after the first birthday, it is also desirable to be observed by an orthodontist. If there are no problems, visits to him should be repeated once a year ^[7,8]

It is important to provide proper care at home.

• The milk teeth are suitable for an ultra-soft toothbrush with a small head.

• Children’s mouth rinses are used from about 4 years of age or from the time the child can spit.

• Parents should supervise the brushing of preschool children’s teeth and, if necessary, help and clean missed areas.

• Adults should teach their children to rinse their mouth after meals from a very young age.

• Until the child has learned to spit on his own, toothpaste should not contain fluorides.

• A bathroom timer or a favorite song helps you stick to the 2-minute brushing time.

• Solid food should be included in the diet daily in sufficient quantities to properly form the bite and stimulate the gums.

These simple tips help keep baby teeth healthy from the very beginning until they are naturally replaced by permanent teeth.

List of sources

1. Izmestieva OV, Galaktionova M. Yu., Manashev GG Characteristics of exogenous and endogenous factors affecting the eruption of temporary teeth in children. 2012 // https://cyberleninka.ru/article/n/harakteristika-ekzogennyh-i-endogennyh-faktorov-vliyayuschih-na-prorezyvanie-vremennyh-zubov-u-detey (date of access: 21.02.2020)

2. Galaktionova M. Yu., Izmest’eva OV Timing of eruption of temporary teeth and the nature of feeding children in the first year of life. 2012 // https://cyberleninka.ru/article/n/sroki-prorezyvaniya-vremennyh-zubov-i-harakter-vskarmlivaniya-detey-pervogo-goda-zhizni (date of access: 02/21/2020)

3. Iordanishvili AK, Korovin NV, Serikov AA Anatomical and topometric characteristics of the jaws during eruption and retention of wisdom teeth. 2017 //https://cyberleninka.ru/article/n/anatomo-topometricheskie-harakteristiki-chelyustey-pri-prorezyvanii-i-retentsii-zubov-mudrosti (Accessed: 02/21/2020)

4. Bimbas E. S., Saipeeva M. M., Shishmareva A. S. Terms of eruption of permanent teeth in children of primary school age. 2016 //https://cyberleninka.ru/article/n/sroki-prorezyvaniya-postoyannyh-zubov-u-detey-mladshego-shkolnogo-vozrasta (date of access: 02/21/2020)

5. Shilova N., Berzina S., Brinkmane A., Dulevska I., Umbraszko S., Briede I. Timing and sequence of eruption of milk teeth and factors influencing them. 2017 // https://cyberleninka.ru/article/n/sroki-i-posledovatelnost-prorezyvaniya-molochnyh-zubov-i-vliyayuschie-na-nih-faktory (date of access: 02/21/2020)

6. Bogdanova NA, Zueva TE How to help a child with teething? A new look at an old problem. 2019 // https://cyberleninka.ru/article/n/kak-pomoch-rebenku-pri-prorezyvanii-zubov-novyy-vzglyad-na-staruyu-problemu (date of access: 02/21/2020)

7. Ayupova FS Tactics of treatment of children with anomalies in the eruption of permanent posterior teeth.