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2. Mechanisms of action of mifepristone and levonorgestrel when used for emergency contraception. Gemzell-Danielsson K; Marions L Hum Reprod Update; 2004; 10(4):341-8. PubMed ID: 15192056 [TBL] [Abstract][Full Text] [Related]
3. [A randomized, double-blind, multicentre study on comparing levonorgestrel and mifepristone for emergency contraception]. Wu S; Wang C; Wang Y Zhonghua Fu Chan Ke Za Zhi; 1999 Jun; 34(6):327-30. PubMed ID: 11360606 [TBL] [Abstract][Full Text] [Related]