Mechanism of action of intrauterine contraceptive devices.
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D010064:Embryo Implantation / Q000502:physiology*; D005260:Female; D005306:Fertilization / Q000502:physiology*; D006801:Humans; D007258:Informed Consent; D007435:Intrauterine Devices, Copper; D008297:Male; D011247:Pregnancy; D018873:Pregnancy Rate; D011271:Pregnancy, Ectopic; D013084:Sperm-Ovum Interactions / Q000502:physiology; D013094:Spermatozoa / Q000502:physiology*