作者机构:[1]Department of Epidemiology and Biostatistics, School of Public Health, Peking University, Beijing 100191, China, [2]Department of STD and AIDS Prevention and Control, Beijing Chaoyang District Centre for Disease Control and Prevention, Beijing 100021, China, [3]National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing 102206, China
相关基金:This study was supported by the grant from the National Key Technology Program from the 12th 5-year Plan of China (No. 2012ZX 10001001-002).
Address for correspendenca:Prot.Min Liu,Department of Epldernlology and Biostatistics,School of Public Health,Peldng University,Beijing 100191,China E-Mail:liumin@bjmu.edu.cn