Implantable levonorgestrel contraception: 4 years of experience with Norplant.
Hatasaka
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Department of Obstetrics and Gynecology, University of Utah School of Medicine, Salt Lake City 84132, USA.
D002986:Clinical Trials as Topic; D003271:Contraceptive Agents, Female / Q000008:administration & dosage / Q000009:adverse effects / Q000494:pharmacology*; D004343:Drug Implants; D005260:Female; D006801:Humans; D016912:Levonorgestrel / Q000008:administration & dosage / Q000009:adverse effects / Q000494:pharmacology*; D008722:Methods; D014481:United States
D003271:Contraceptive Agents, Female; D004343:Drug Implants; D016912:Levonorgestrel