Syphilis in China: results of a national surveillance programme

por Chen, Zhi-Qiang, Zhang, Guo-Cheng, Gong, Xiang-Dong, Lin, Charles, Gao, Xing, Liang, Guo-Jun, Yue, Xiao-Li, Chen, Xiang-Sheng, Cohen, Myron S
Publicado 2007