[Method for the study of products of early pregnancy].
D004622:Embryo, Mammalian / Q000032:analysis*; D005321:Extraembryonic Membranes / Q000032:analysis*; D005260:Female; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy
Metod za izsledvane na materiali ot ranna bremennost.