1 Instituto de Medicina Tropical Alexander Von Humboldt, Universidad Peruana Cayetano Heredia, Lima, Peru.
2 Keck School of Medicine, University of Southern California, Los Angeles, CA, USA.
3 Socios En Salud Sucursal Peru, Lima, Peru; Department of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA.
4 Asociación Vía Libre, Lima, Peru.
5 University of Washington, Seattle, WA, USA; Fred Hutchinson Cancer Center, Seattle, WA, USA.
6 Ministerio de Salud, Lima, Peru.
7 Centro de Investigaciones Tecnológicas, Biomédicas y Medioambientales, Universidad Nacional Mayor de San Marcos, Lima, Peru.
8 Department of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA; School of Social Work, University of South Florida, Tampa, FL 33620, USA. Electronic address: jeromegalea@usf.edu.