Author/Authors :
Zhiqiang Chen، نويسنده , , Guo-Cheng Zhang، نويسنده , , Xiang-Dong Gong، نويسنده , , Charles Lin، نويسنده , , Xing Gao، نويسنده , , Guo-Jun Liang، نويسنده , , Xiao-Li Yue، نويسنده , , Xiang-Sheng Chen، نويسنده , , Myron S Cohen، نويسنده ,
Abstract :
Summary
Background
After a massive syphilis epidemic in the first half of the 20th century, China was able to eliminate this infection for 20 years (1960–80). However, substantial changes in Chinese society have been followed by a resurgent epidemic of se
