[The problem of systolic apical murmur in childhood; phonocardiography].
D006337:Heart Murmurs; D006347:Heart Sounds; D010701:Phonocardiography; D013016:Sound; D054160:Systolic Murmurs
CARDIAC MURMURS AND SOUNDS
Il problema del soffio sistolico apicale nell'infanzia; studio fonocardiografico.