Intra-uterine contraception with a new antigon model, and investigation of the mechanism of action of intra-uterine devices.
D000818:Animals; D010064:Embryo Implantation; D004717:Endometrium / Q000502:physiology; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects / Q000592:standards; D011247:Pregnancy; D014592:Uterine Hemorrhage; D014599:Uterus / Q000502:physiology