[Dynamics of the rhythm of heart contractions in healthy newborn infants in the 1st days of life].
D004594:Electrophysiology; D005260:Female; D006262:Health; D006339:Heart Rate; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D009200:Myocardial Contraction; D012890:Sleep / Q000502:physiology
Dinamika ritma serdechnykh sokrashcheniĭ u zdorovykh novorozhdenykh deteĭ v pervye dni zhizni.