University of Oslo, Jimma University (JU) - School of Medical Laboratory Sciences, Norwegian Institute of Public Health - Department of Infection control and Preparedness, University of Oslo - Department of Informatics (UiO), University of Oslo - Faculty of Medicine and University of Oslo - Institute of Health and Society

Jimma University (JU) - Department of Internal Medicine, Oromia Regional Health Bureau - Public Health Management and Health Research Directorate, Oromia Regional Health Bureau - Public Health Management and Health Research Directorate, Jimma University (JU) - Department of Internal Medicine, Harvard T.H. Chan School of Public Health - Department of Global Health and Population, Jimma University (JU) - School of Medical Laboratory Sciences, Harvard T.H. Chan School of Public Health - Department of Global Health and Population, Oromia Regional Health Bureau - Disease Prevention and Health Promotion Directorate, Oromia Regional Health Bureau - Public Health Emergency Management and Health Research Directorate, Oromia Regional Health Bureau, Oromia Regional Health Bureau - Public Health Management and Health Research Directorate, Oromia Regional Health Bureau - Public Health Management and Health Research Directorate and Harvard T.H. Chan School of Public Health - Department of Global Health and Population