title: Liletta--A Third Levonorgestrel-Releasing IUD.
mesh_terms: D000818:Animals; D002986:Clinical Trials as Topic / Q000379:methods; D003271:Contraceptive Agents, Female / Q000008:administration & dosage* / Q000493:pharmacokinetics; D003692:Delayed-Action Preparations; D005260:Female; D006801:Humans; D007436:Intrauterine Devices, Medicated; D016912:Levonorgestrel / Q000008:administration & dosage* / Q000493:pharmacokinetics
chemical_list: D003271:Contraceptive Agents, Female; D003692:Delayed-Action Preparations; D016912:Levonorgestrel