[Phonocardiographic-stethographic studies on patent ductus arteriosus].
D004373:Ductus Arteriosus; D004374:Ductus Arteriosus, Patent / Q000601:surgery*; D006337:Heart Murmurs; D006347:Heart Sounds; D006801:Humans; D013016:Sound
CARDIAC MURMURS AND SOUNDS; DUCTUS ARTERIOSUS, PATENT/surgery
Phonokardiographisch-stethographische Untersuchungen bei Ductus arteriosus persistens Botalli.