For citations:
Pavlyukova E.N., Kolosova M.V., Unasheva A.I., Neklyudova G.V., Karpov R.S. Child’s heart development and contractility from prenatal to postnatal period. Russian Journal of Cardiology. 2022;27(1):4669. (In Russ.) https://doi.org/10.15829/1560-4071-2022-4669