Endometrial and cytological studies of intrauterine contraceptive devices.
D000022:Abortion, Spontaneous / Q000209:etiology; D004717:Endometrium / Q000473:pathology*; D005260:Female; D006801:Humans; D007044:Hysterectomy; D007434:Intrauterine Devices; D011247:Pregnancy; D011248:Pregnancy Complications