1. China family planning yearbook 1986,1987
2. Report on Gender Equality and Women Development in China,2006
3. Research on introducing informaed choice to family planning policy;Weiwen;Mark Demogr Anal,2002
4. Informed choice on contraception;Ling;Reprod Contracept,2001
5. Impacts of clinic-based informed choice program on quality of individualized counseling service in China;Junqing;Reprod Contracept,2003