Media type: E-Article Title: Emergency Contraception With Mifepristone and Levonorgestrel : Mechanism of Action : Mechanism of Action Contributor: Marions, Lena; Hultenby, Kjell; Lindell, Ingrid; Sun, Xiaoxi; Ståbi, Berit; Danielsson, Kristina Gemzell imprint: Ovid Technologies (Wolters Kluwer Health), 2002 Published in: Obstetrics & Gynecology Language: English DOI: 10.1097/00006250-200207000-00011 ISSN: 0029-7844 Keywords: Obstetrics and Gynecology Origination: Footnote: