title: [Study of fetal heart rhythm rate during pregnancy; its value for the diagnosis of fetal sex].
mesh_terms: D005260:Female; D005318:Fetal Heart; D006339:Heart Rate; D006801:Humans; D008297:Male; D011247:Pregnancy; D012732:Sex Determination Analysis; D012737:Sex Factors
vernacular_title: Etude du rythme cardiaque foetal pendant la grossesse, son intérêt pour le diagnostic du sexe foetal.