title: Sonographic and Doppler flow characteristics of levonorgestrel and copper-releasing intrauterine devices.
authors: Department of Obstetrics and Gynecology, Sheba Medical Center, Tel-Hashomer, Israel.
authors: Yaron
authors: Y
authors: Zalel
mesh_terms: D003271:Contraceptive Agents, Female / Q000737:chemistry; D005260:Female; D006801:Humans; D007435:Intrauterine Devices, Copper; D017078:Laser-Doppler Flowmetry / Q000379:methods*; D016912:Levonorgestrel / Q000737:chemistry*; D012039:Regional Blood Flow; D014463:Ultrasonography; D014599:Uterus / Q000098:blood supply* / Q000000981:diagnostic imaging*
chemical_list: D003271:Contraceptive Agents, Female; D016912:Levonorgestrel