1. Department of Tropical Medicine, Tulane University School of Public Health and Tropical Medicine
2. Asociación Benéfica PRISMA
3. Department of Cancer Control and Prevention, Gerencia Regional de Salud de Loreto
4. Oficina de Servicios de Salud, Gerencia Regional de Salud
5. Facultad de Medicina Humana, Universidad Nacional de la Amazonía Peruana
6. Department of Medicine, University of Vermont College of Medicine
7. Department of Epidemiology and Public Health, University of Maryland School of Medicine