[Experiences with newer types of intrauterine contraceptive devices of Czechoslovak origin].
D003604:Czechoslovakia; D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000295:instrumentation*; D011247:Pregnancy
Skũsenosti s novsĩmi typmi intrauterinnych teliesok domãceho põvodu.