title: [INTRACARDIAC FETAL SOUNDS].
mesh_terms: D005260:Female; D005318:Fetal Heart; D005333:Fetus; D006321:Heart; D006801:Humans; D010701:Phonocardiography; D011247:Pregnancy; D013016:Sound
keywords: FETAL HEART; PHONOCARDIOGRAPHY; PREGNANCY
vernacular_title: PLODOWE SZMERY WEWN ATRZSERCOWE.