title: [Mechanism of the action of intrauterine contraceptives].
mesh_terms: D000328:Adult; D001706:Biopsy; D005260:Female; D006801:Humans; D007434:Intrauterine Devices; D008875:Middle Aged; D011247:Pregnancy; D013997:Time Factors; D014599:Uterus / Q000473:pathology
vernacular_title: O mekhanizme deĭstviia vnutrimatochnykh protizachatochnykh sredstv.