1. Mekelle University, Mekelle, Ethiopia
2. Tigray Regional Health Bureau, Mekelle, Ethiopia
3. Mekelle Hospital, Mekelle, Ethiopia
4. Tigray Regional Laboratory, Mekelle, Ethiopia
5. KNCV Tuberculosis Foundation, The Hague, The Netherlands, Department of Global Health, Academic Medical Centre, University of Amsterdam, Amsterdam Institute for Global Health and Development, Amsterdam, The Netherlands