title: [Levonorgestrel capsules: a big leap forward in intrauterine contraception].
authors.forename: W
authors.initials: W
authors.lastname: Boissevain
mesh_terms: D003271:Contraceptive Agents, Female / Q000008:administration & dosage*; D004343:Drug Implants; D005260:Female; D006801:Humans; D007434:Intrauterine Devices; D016912:Levonorgestrel / Q000008:administration & dosage*; D045167:Progesterone Congeners / Q000008:administration & dosage
chemical_list: D003271:Contraceptive Agents, Female; D004343:Drug Implants; D045167:Progesterone Congeners; D016912:Levonorgestrel