title: Norplant: a welcome new contraceptive.
authors: M D
authors: MD
authors: Brown
mesh_terms: D015331:Cohort Studies; D004343:Drug Implants; D005193:Family Planning Services; D005260:Female; D006801:Humans; D016912:Levonorgestrel / Q000008:administration & dosage* / Q000009:adverse effects; D011247:Pregnancy
chemical_list: D004343:Drug Implants; D016912:Levonorgestrel