title: The contraceptive action of the copper IUD in the rat.
mesh_terms: D000818:Animals; D002369:Castration; D003300:Copper / Q000633:toxicity; D004622:Embryo, Mammalian / Q000187:drug effects; D005187:Fallopian Tubes / Q000601:surgery; D005260:Female; D005306:Fertilization; D007434:Intrauterine Devices; D010063:Ovum / Q000187:drug effects; D011247:Pregnancy; D011555:Pseudopregnancy; D051381:Rats
chemical_list: D003300:Copper