1. Department of Parasitology, College of Public Health, University of the Philippines (UP) Manila, Manila, The Philippines
2. Neglected Tropical Diseases Study Group, National Institutes of Health (NIH) UP Manila, Manila, The Philippines
3. Public Health Interventions Research Program, Kirby Institute, University of New South Wales-Sydney, Australia
4. Institute of Clinical Epidemiology NIH, UP Manila, Manila, The Philippines
5. Plan International Philippines, Makati, The Philippines
6. Department of Health Eastern Visayas Center for Health Development, Leyte, The Philippines
7. Eastern Samar Provincial Health Office Eastern Samar, The Philippines