@techreport{Geffen2003,
author = {Geffen, N. and Nattrass, N. and Raubenheimer, C.},
title= {The cost of HIV prevention and treatment interventions in South Africa},
year = {2003},
URL = {http://www.cssr.uct.ac.za/pubs_cssr.html},
publisher = {Centre for Social Science Research},
number = {Working Paper 28},
}