[Morphologic study by ultrasonoscopic method of the placenta in utero. Preliminary results].
D000328:Adult; D005260:Female; D006801:Humans; D010920:Placenta / Q000502:physiology*; D010922:Placenta Diseases / Q000175:diagnosis*; D011247:Pregnancy; D014463:Ultrasonography
Etude morphologique par la méthode ultrasonoscopique du placenta in utero. Résultats préliminaires