Supported by The National Tenth-Five-Year Scientific Championship Project (No. 2001BA705B02) and National Natural Science Foundation of China Project (No. 30170823).
Objectives: To investigate prevalence and risk fac-tors of syphilis infection among injection drug users(IDUs) in Lianshan Yizu Autonomous Region ofSichuan province, China.Methods: From November 8th 2002 to November29...