1. Department of Ophthalmology, Jos University Teaching Hospital, Jos, Nigeria
2. Sightsavers, Kaduna, Nigeria
3. Kilimanjaro Centre for Community Ophthalmology, Division of Ophthalmology, University of Cape Town, Cape Town, South Africa
4. Ophthalmology Unit, Surgery Department, Usmanu Dan Fodiyo University, Sokoto, Nigeria
5. Ministry of Health, Sokoto, Sokoto State, Nigeria
6. Task Force for Global Health, Decatur, GA, USA
7. National Eye Center, Kaduna, Nigeria
8. Ministry of Health, Birnin Kebbi, Kebbi State, Nigeria
9. National Trachoma Control Program, Department of Public Health, Federal Ministry of Health, Abuja, Nigeria
10. Ministry of Health, Gusau, Zamfara State, Nigeria
11. Department of Public Health, the Environment and Social Determinants of Health, World Health Organization, Geneva, Switzerland
12. Noor Dubai Foundation, Dubai, United Arab Emirates
13. Clinical Research Department, London School of Hygiene & Tropical Medicine, London, United Kingdom
14. London Centre for Neglected Tropical Disease Research, London, United Kingdom
15. Department of Control of Neglected Tropical Diseases, World Health Organization, Geneva, Switzerland