Study on Hetero- and Homo- Sexual Behaviors and Influencing Factors in Unmarried Out-of-school Youth Aged 15 to 24 Years

HU Ta-jing;ZUO Xia-yun;LIAN Qi-guo;WANG Zi-liang;YU Chun-yan;TU Xiao-wen;CHENG Yan;LOU Chao-hua

Journal of International Reproductive Health/Family Planning . 2015, (1): 23 -27 .