Comparison of STD prevalences in the Mwanza, Rakai, and Masaka trial populations: the role of selection bias and diagnostic errors
K K Orroth, E L Korenromp, R G White, J Changalucha, S J de Vlas, R H Gray, P Hughes, A Kamali, A Ojwiya, D Serwadda, M J Wawer, R J Hayes, H Grosskurth
Sexually Transmitted Infections Apr 2003, 79 (2) 98-105; DOI: 10.1136/sti.79.2.98