title: [Study on contraceptive mechanism of copper and plastic intrauterine devices in rats (author's transl)].
mesh_terms: D000818:Animals; D003267:Contraception; D003300:Copper / Q000494:pharmacology; D003307:Copulation; D010064:Embryo Implantation / Q000187:drug effects; D004971:Estrus; D005260:Female; D007434:Intrauterine Devices; D008297:Male; D010969:Plastics / Q000494:pharmacology; D011247:Pregnancy; D051381:Rats; D013083:Sperm Transport / Q000187:drug effects
chemical_list: D010969:Plastics; D003300:Copper