TY - JOUR A1 - Sawers, L. A1 - Stillwaggon, E. T1 - Concurrent sexual partnerships do not explain the HIV epidemics in Africa: a systematic review of the evidence Y1 - 2010 DO - 10.1186/1758-2652-13-34 JF - Journal of the International AIDS Society VL - 13 IS - 1 ER -