[Temporary interrelations between electric and mechanical processes in the heart in healthy newborn infants].
D000200:Action Potentials; D004562:Electrocardiography; D006321:Heart / Q000502:physiology*; D006801:Humans; D007231:Infant, Newborn; D009200:Myocardial Contraction; D010701:Phonocardiography
Vremennye vzaímootnosheniia mezhdu elektricheskimi i mekhanicheskimi protsessami v serdtse u zdorovykh novorozhdennykh