title: Levonorgestrel-releasing (20mcg/day) intrauterine systems (Mirena) compared with other methods of reversible contraceptives.
authors.forename: B A
authors.initials: BA
authors.lastname: Onyeka
mesh_terms: D003271:Contraceptive Agents, Female / Q000008:administration & dosage*; D005260:Female; D006801:Humans; D007436:Intrauterine Devices, Medicated; D016912:Levonorgestrel / Q000008:administration & dosage*; D017060:Patient Satisfaction; D016896:Treatment Outcome
chemical_list: D003271:Contraceptive Agents, Female; D016912:Levonorgestrel