Assessing technical efficiency of HIV prevention interventions in four African countries: Methods of the orphea project

Sergio Bautista Arredondo, MSc1, Jeanine Condo, PhD2, Neil Martinson, MD3, Felix Masiye, PhD4, Sabin Nsanzimana, MD5, Joseph Wang'ombe, PhD6, Kumbutso Dzekedzeke, PhD7, Omar Galarraga, PhD8, Mercy Mugo6, Richard Wamai, PhD9, Raluca Buzdugan, PhD10, Claire Chaumont, MSc1, Ada Kwan, MHS1, Ivan Ochoa1, Mead Over11 and Sandra G. Sosa RubĂ­1
(1)National Institute of Public Health, Cuernavaca, Mexico, (2)National University of Rwanda, Kigali, Rwanda, (3)University of the Witwatersrand, Johannesburg, South Africa, (4)University of Zambia, Lusaka, Zambia, (5)Rwanda Biomedical Center, Kigali, Rwanda, (6)University of Nairobi, Nairobi, Kenya, (7)Dzekedzeke Research & Consultancy, Lusaka, Zambia, (8)Brown University, Providence, (9)Northeastern University, Boston, MA, (10)University of California, Berkeley, Berkeley, (11)Center for Global Development, Washington