Inter-disciplinary behavioral health research including behavioral health theories and behavioral interventions related to risk and preventive behaviors:

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• HIV related risk behaviors:
  Sexual risk behaviors and substance use among at risk population (e.g. male sexually transmitted diseases patients,men who have sex with men, clients of female sex workers and transgender women)
   

• Theory-based behavioral interventions: 
  Applying health behavioral theories in promoting preventive behaviors (e.g., HIV testing, condom use) and biomedicalHIV/STD intervention (e.g. male circumcision, pre-exposure prophylaxis, HPV vaccination, treatment as prevention) among at risk population

1. Wang Z*, Yang L, Hao C, Jiang H, Zhang J, Luo Z, Zheng Z, Lau JTF*. A randomized controlled trial evaluating efficacy of a brief setting-based and theory-based intervention promoting voluntary medical male circumcision among heterosexual male sexually transmitted disease patients in China. AIDS and Behavior. 2019. 23(9): 2453-2466. (IF=2.908 in 2018; Ranked 22/162 in Public, Environmental & Occupational Health (Q1); Citation: 1; Cited by others: 1) *Rated as four stars (world leading) by external experts in Research Assessment Exercise

2. Wang Z, Lau JT*, Ip M, Ho SP, Mo PKH, Latkin C, Ma YL, Kim Y. A randomized controlled trail evaluating efficacy of promoting an home-based HIV self-testing with online counseling on increasing HIV testing among men who have sex with men. AIDS and Behavior 2018. 22(1): 190-201. (IF=2.908 in 2018; Ranked 22/162 in Public, Environmental & Occupational Health (Q1); Citation: 15; Cited by others: 14) *Results were used for developing the WHO Guidelines on HIV Self-testing and Partner Notification (December 2016). Rated as three stars by external experts in Research Assessment Exercise

3. Wang Z*, Lau JT*, Fang Y, Ip M, Gross DL. Prevalence of actual uptake and willingness to use pre-exposure prophylaxis to prevent HIV acquisition among men who have sex with men in Hong Kong, China. PLoS One 2018. 13(2): e0191671. (IF=2.776 in 2018; Ranked 24/69 in Multidisciplinary Sciences (Q2); Citation: 15; Cited by others: 15)

4. Wang Z*, Wang J, Fang Y, Gross DL, Wong MCS, Wong ELY, Lau JT*. Parental acceptability of HPV vaccination for boys and girls aged 9-13 years in China --- a population-based study. Vaccine 2018. 36(19): 2657-2665 (IF=3.269 in 2018; Ranked 57/136 in Medicine, Research & Experimental (Q2); Citation: 9; Cited by others: 7)

5. Wang Z, Lau JT*, Yang X, Cai Y, Gross D, Ma T, Liu Y. Acceptability of daily use of free oral pre-exposure prophylaxis (PrEP) among transgender women sex workers in Shenyang, China. AIDS and Behavior 2017. 21(12): 3287-3298. (IF=2.908 in 2018; Ranked 22/162 in Public, Environmental & Occupational Health (Q1); Citation: 12; Cited by others: 12)

6. Wang Z, Wu X, Lau JT*, Mo PKH, Mak WWS, Wang X, Yang X, Gross D, Jiang H. Prevalence of and factors associated with unprotected anal intercourse with regular and nonregular male sexual partners among newly diagnosed HIV-positive men who have sex with men in China. HIV Medicine 2017. 18(9): 635-646 (IF=3.734 in 2018; Ranked 25/89 in Infectious Diseases (Q2); Citation: 11; Cited by others: 7)

7. Cai Y, Wang Z (Co-1st author), Lau JT*, Li J, Ma T, Liu Y. Prevalence and associated factors of unprotected receptive anal intercourse with male clients among transgender women sex worker (TSW) in Shenyang, China. Journal of the International AIDS Society 2016: 19(3Suppl 2). (IF=5.192 in 2018; Ranked 7/89 in Infectious Diseases (Q1); Citation: 12; Cited by others: 11)

8. Wang Z, Feng T, Lau JT*. Needs assessment and theory-based promotion of voluntary medical male circumcision (VMMC) among male sexually transmitted diseases patients (MSTDP) in China. AIDS and Behavior 2016, 20(11): 2489=2502. (IF=2.908 in 2018; Ranked 22/162 in Public, Environmental & Occupational Health (Q1); Citation: 6; Cited by others: 1)

9. Wang Z, Li D, Lau JT*, Yang X, Shen H, Cao W. Prevalence and associated factors of inhaled nitrites use among men who have sex with men in Beijing, China – an application of the Health Belief Model. Drug and Alcohol Dependence 2015, 149: 93-9. (IF=3.466 in 2018; Ranked 5/35 in Substance Abuse (Q1); Citation: 13; Cited by others: 11)

10. Wang Z, Mo PK, Lau JT*, Lau M, Lai CH. Acceptability of HPV vaccines and perceptions related to genital warts and penile/anal cancers among men who have sex with men in Hong Kong. Vaccine 2013, 31(41): 4675-81. (IF=3.269 in 2018; Ranked 57/136 in Medicine, Research & Experimental (Q2); Citation: 15; Cited by others: 9)