1. Armauer Hansen Research Institute, Addis Ababa, Ethiopia.
2. Benishangul-Gumuz Regional Health Bureau, Assosa, Ethiopia.
3. Ethiopian Public Health Institute, Addis Ababa, Ethiopia.
4. Disease Prevention and Control Programs, World Health Organization, Ethiopia Country Office, Addis Ababa, Ethiopia.
5. KalaCORE Consortium, Ethiopia Country Office, Addis Ababa, Ethiopia.