Influence of the IUD on ovarian activitiy in the hamster and rat.
D000818:Animals; D002369:Castration; D003338:Corpus Luteum / Q000502:physiology; D006224:Cricetinae; D010064:Embryo Implantation; D005260:Female; D007434:Intrauterine Devices; D010053:Ovary / Q000502:physiology*; D010060:Ovulation; D011095:Polyethylenes; D011247:Pregnancy; D011255:Pregnancy Maintenance; D051381:Rats
D011095:Polyethylenes