[A study of the filaments of the Beospir, Multiload Cu 250 and Copper 7 intrauterine devices].
D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007434:Intrauterine Devices; D007435:Intrauterine Devices, Copper; D007436:Intrauterine Devices, Medicated
Proucavanje filamenata sa intrauterusnih ulozada Beospir, Multiload Cu 250, i Copper 7.