Field Evaluation of Alternative Testing Strategies for the Detection of HIV Infection in Beijing
Fa-Xin HEI;Yan JIANG;Wei-Dong SUN;Qi-Yun ZHANG;Qin ZHANG;Jing-Rong YE;Hai-Lin LIU;Hong-Yan LU;Xiong HE
Earth Science Frontiers . 2007, (4): 265 -268 .