title: [Intracardiac behavior of the 1st heart sound in man].
mesh_terms: D000293:Adolescent; D000328:Adult; D006332:Cardiomegaly / Q000175:diagnosis*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006326:Heart Auscultation; D006349:Heart Valve Diseases / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010701:Phonocardiography
vernacular_title: Das intrakardiale Verhalten des I. Herztons beim Menschen.