1. School of Public Health, College of Medicine and Health Science, Hawassa University, Hawassa, Ethiopia
2. School of Medicine, College of Medicine and Health Science, Hawassa University, Hawassa, Ethiopia
3. School CAPHRI, Department of Family Medicine, Maastricht University, Maastricht, Netherlands
4. General Practice Research Unit, Department of Community Medicine, UiT the Arctic University of Norway, Tromsø, Norway