TY - JOUR A1 - UNAIDS Reference Group on Estimates, Modelling and Projections T1 - Improved methods and assumptions for estimation of the HIV/AIDS epidemic and its impact: Recommendations of the UNAIDS Reference Group on Estimates, Modelling and Projections Y1 - 2002 DO - 10.1097/00002030-200206140-00024 JF - AIDS VL - 16 IS - 9 SP - W1 EP - -W14 ER -