Lin, W., S. Chen, N. Seguy, Z. Chen, K. Sabin, J. G. Calleja, and M. Bulterys. “Is the HIV Sentinel Surveillance System Adequate in China? Findings from an Evaluation of the National HIV Sentinel Surveillance System”. Western Pacific Surveillance and Response, vol. 3, no. 4, May 2013, doi:10.5365/wpsar.2012.3.3.004.