title: [Phonocardiographic study of full term and premature newborn infants].
mesh_terms: D000328:Adult; D000367:Age Factors; D001238:Asphyxia Neonatorum / Q000175:diagnosis; D005260:Female; D005318:Fetal Heart / Q000502:physiology; D005865:Gestational Age; D006321:Heart / Q000502:physiology*; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D010701:Phonocardiography; D011247:Pregnancy
vernacular_title: K voprosu o fonokardiograficheskom issledovanii donoshennykh i nedonoshennykh novorozhdennykh