title: The cardinal number estimation of men who have sex with men, in china.
authors.affiliation: Dept. of Epidemiology and Health Statistics, School of Public Health, Soochow University, Suzhou, China.
authors.forename: Shaochun
authors.initials: S
authors.lastname: Yang
authors.affiliation: Dept. of Epidemiology and Health Statistics, School of Public Health, Soochow University, Suzhou, China.
authors.forename: Ying
authors.initials: Y
authors.lastname: Fu
authors.affiliation: Dept. of Epidemiology and Health Statistics, School of Public Health, Soochow University, Suzhou, China.
authors.forename: Yunhua
authors.initials: Y
authors.lastname: Zhou
authors.affiliation: Dept. of AIDS/STDs Prevention, Chinese Center for Disease Control and Prevention, Beijing, China.
authors.forename: Yuhua
authors.initials: Y
authors.lastname: Ruan
authors.affiliation: Dept. of AIDS/STDs Prevention, Chaoyang Center for Disease Control and Prevention, Beijing, China.
authors.forename: Dongliang
authors.initials: D
authors.lastname: Li
authors.affiliation: Dept. of Epidemiology and Health Statistics, School of Public Health, Soochow University, Suzhou, China.
authors.forename: Ge
authors.initials: G
authors.lastname: Gao