Mono-amniotic multiple pregnancy; a report of five new cases.
D000650:Amnion; D000818:Animals; D000013:Congenital Abnormalities / Q000209:etiology*; D004622:Embryo, Mammalian; D004625:Embryo, Nonmammalian; D005260:Female; D006801:Humans; D011247:Pregnancy; D011272:Pregnancy, Multiple
ABNORMALITIES/etiology and pathogenesis; AMNION; EMBRYO; PREGNANCY, MULTIPLE