TY - JOUR A1 - Kelly, R.J. A1 - Gray, R. A1 - Sewankambo, N.K. A1 - Serwadda, D. A1 - Wabwire-Mangen, F. A1 - Lutalo, T. A1 - Wawer, M.J. T1 - Age differences in sexual partners and risk of HIV-1 Infection in rural Uganda Y1 - 2003 DO - 10.1097/00126334-200304010-00016 JF - Journal of Acquired Immune Deficiency Syndromes VL - 32 IS - 446-451 ER -