“…Methods used for this review were similar to those used in previous reviews of published facility-based costing studies [3,14] and cost-effectiveness studies [15] . Articles published between 1986 and 2011 on the costs of community-based services associated with HIV interventions were identifi ed by searching the following electronic databases: Medline, Embase, CABI Global Health database, POPLINE, Cochrane library and the WHO regional databases (Africa, eastern Mediterranean, Latin America and the Caribbean, Pan American Health Organization Library and Institutional Memory database, south-east Asia, western Pacifi c, Latin American and Caribbean Health Sciences).…”