HIV-, HCV-, and Co-Infections and Associated Risk Factors among Drug Users in Southwestern China: A Township-Level Ecological Study Incorporating Spatial Regression

• Yi-Biao Zhou ,

  * ybzhou@fudan.edu.cn (YBZ); jiangqw@fudan.edu.cn (QWJ)

  Affiliations Department of Epidemiology, School of Public Health, Fudan University, Shanghai, China, Key Laboratory of Public Health Safety, Ministry of Education, Fudan University, Shanghai, China, Tropical Disease Research Center, Fudan University, Shanghai, China

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• Qi-Xing Wang,

  Affiliation Center for Disease Prevention and Control of Liangshan Prefecture, Sichuan, China

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• Song Liang,

  Affiliations Department of Environmental and Global Health, College of Public Health and Health Professions, University of Florida, Gainesville, Florida, United States of America, Emerging Pathogens Institute, University of Florida, Gainesville, Florida, United States of America

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• Yu-Han Gong,

  Affiliation Center for Disease Prevention and Control of Liangshan Prefecture, Sichuan, China

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• Mei-xia Yang,

  Affiliation Xuhui Center for Disease Prevention and Control, Shanghai, China

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• Shi-Jiao Nie,

  Affiliations Department of Epidemiology, School of Public Health, Fudan University, Shanghai, China, Key Laboratory of Public Health Safety, Ministry of Education, Fudan University, Shanghai, China, Tropical Disease Research Center, Fudan University, Shanghai, China

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• Lei Nan,

  Affiliation Center for Disease Prevention and Control of Liangshan Prefecture, Sichuan, China

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• Ai-Hui Yang,

  Affiliations Department of Epidemiology, School of Public Health, Fudan University, Shanghai, China, Key Laboratory of Public Health Safety, Ministry of Education, Fudan University, Shanghai, China, Tropical Disease Research Center, Fudan University, Shanghai, China

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• Qiang Liao,

  Affiliation Center for Disease Prevention and Control of Liangshan Prefecture, Sichuan, China

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• Yang Yang,

  Affiliations Department of Environmental and Global Health, College of Public Health and Health Professions, University of Florida, Gainesville, Florida, United States of America, Department of Biostatistics, University of Florida, Gainesville, Florida, United States of America

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• Xiu-Xia Song,

  Affiliations Department of Epidemiology, School of Public Health, Fudan University, Shanghai, China, Key Laboratory of Public Health Safety, Ministry of Education, Fudan University, Shanghai, China, Tropical Disease Research Center, Fudan University, Shanghai, China

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• Qing-Wu Jiang

  * ybzhou@fudan.edu.cn (YBZ); jiangqw@fudan.edu.cn (QWJ)

  Affiliations Department of Epidemiology, School of Public Health, Fudan University, Shanghai, China, Key Laboratory of Public Health Safety, Ministry of Education, Fudan University, Shanghai, China, Tropical Disease Research Center, Fudan University, Shanghai, China

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