Zhangquan Lei

Severity of drug dependence, economic pressure and HIV-related risk behaviors among non-institutionalized female injecting drug users who are also sex workers in China

Jing Gu, Hongyao Chen, Xi Chen et al. · Drug and Alcohol Dependence · 2008 · 46 citations

Sexual Health, Substance Abuse, Substance Use +13

Using the Theory of Planned Behavior to investigate condom use behaviors among female injecting drug users who are also sex workers in China

Jing Gu, Joseph T. F. Lau, Xi Chen et al. · AIDS Care · 2009 · 45 citations

Prevalence of needle sharing, commercial sex behaviors and associated factors in Chinese male and female injecting drug user populations

Jing Gu, Renfan Wang, Hongyao Chen et al. · AIDS Care · 2008 · 34 citations

Family Medicine, Needle Sharing, Substance Use +16

Evaluation of the Overall Program Effectiveness of HIV-Related Intervention Programs in a Community in Sichuan, China

Joseph T. F. Lau, Renfan Wang, Hongyao Chen et al. · Sexually Transmitted Diseases · 2007 · 27 citations

Validation of the Chinese version of the Opiate Addiction Severity Inventory (OASI) and the Severity of Dependence Scale (SDS) in non-institutionalized heroin users in China

Jing Gu, Joseph T. F. Lau, Hongyao Chen et al. · Addictive Behaviors · 2007 · 22 citations

Substance Abuse, Substance Use, Health Sciences +14