Studies on the neonatal systolic as well as the diastolic phases.
D002648:Child; D003971:Diastole; D006337:Heart Murmurs; D006347:Heart Sounds; D006801:Humans; D007223:Infant; D007231:Infant, Newborn / Q000502:physiology; D013599:Systole
CARDIAC MURMURS AND SOUNDS/in infant and child; INFANT, NEWBORN/physiology