title: A subdermal progestin implant for long-term contraception.
mesh_terms: D003271:Contraceptive Agents, Female / Q000008:administration & dosage* / Q000009:adverse effects / Q000493:pharmacokinetics; D004343:Drug Implants; D005260:Female; D006801:Humans; D016912:Levonorgestrel; D009644:Norgestrel / Q000008:administration & dosage* / Q000009:adverse effects / Q000493:pharmacokinetics; D011247:Pregnancy
chemical_list: D003271:Contraceptive Agents, Female; D004343:Drug Implants; D009644:Norgestrel; D016912:Levonorgestrel