Por un escritor de hombre misterioso
Putting your newborn on his or her tummy for “tummy time” at least 30 minutes a day can hep aid your baby’s development of motor skills, according to a review of studies performed around the world.
Frontiers Physical activity in infancy and early childhood: a narrative review of interventions for prevention of obesity and associated health outcomes
Fine Motor Milestones
Why you shouldn't worry if your baby hates 'tummy time
Tummy time - Wikipedia
Tummy time' is important for your baby's overall motor development, review of studies says - Boston News, Weather, Sports
What is 'tummy time' for kids? Parenting News - The Indian Express
3 Ways to Do Tummy Time with a Newborn - wikiHow
Tummy time in infants is associated with positive health outcomes
Tummy time milestones by month
Baby Milestone Monthly Guide and the Role of Baby Massage – Kahlmi