[1] Univ North Carolina Chapel Hill Project China, Dept Stigma Res, 2 Lujing Rd, Guangzhou 510000, Guangdong, Peoples R China
[2] Rutgers State Univ, Dept Hlth Behav Soc & Policy, Sch Publ Hlth, Piscataway, NJ 08854 USA
[3] Beijing Normal Univ Hong Kong Baptist Univ United, Fac Humanities & Social Sci, Dept Commun, Zhuhai, Peoples R China
[4] Mem Sloan Kettering Canc Ctr, Dept Phys & Behav Sci, New York, NY USA
[5] Univ North Carolina Chapel Hill, Sch Med, Chapel Hill, NC USA
[6] London Sch Hyg & Trop Med, Dept Clin Res, London, England
[7] Univ Minnesota Twin Cities, Div Epidemiol & Community Hlth, Minneapolis, MN USA