Effectiveness of sexual health influencers identified by an ensemble machine learning model in promoting secondary distribution of HIV self-testing among men who have sex with men in China: study protocol for a quasi-experimental trial

• Ying LuSouthern Medical University
• Yuxin NiSouthern Medical University
• Qianyun WangSouthern Medical University
• Fengshi JingCity University of Hong Kong
• Yi ZhouMacau University of Science and Technology
• Xi He
• Shanzi HuangZhuhai Center for Disease Control and Prevention
• Wencan DaiZhuhai Center for Disease Control and Prevention
• Dan WuLondon School of Hygiene & Tropical Medicine
• Joseph D. TuckerLondon School of Hygiene & Tropical Medicine
• Hongbo JiangGuangdong Pharmaceutical University
• Liqun HuangZhuhai Center for Disease Control and Prevention
• Weiming TangUniversity of North Carolina at Chapel Hill