[Contraception via a vaginal hormonal ring].
Vasilev
D
D
D000282:Administration, Intravaginal; D003271:Contraceptive Agents, Female / Q000008:administration & dosage*; D003274:Contraceptive Devices, Female; D005260:Female; D006801:Humans
D003271:Contraceptive Agents, Female
Kontratseptsiia posredstvom vlagalishten khormonalen prŭsten.