1. Department of Environmental Health, College of Medicine and Health Sciences, Hawassa University, Hawassa, SNNPR, Ethiopia
2. School of Public Health, College of Medicine and Health Sciences, Hawassa University, Hawassa, SNNPR, Ethiopia
3. Department of Midwifery, College of Medicine and Health Sciences, Hawassa University, Hawassa, SNNPR, Ethiopia
4. School of Nursing, College of Medicine and Health Sciences, Hawassa University, Hawassa, SNNPR, Ethiopia
5. Faculty of Medicine, College of Medicine and Health Sciences, Hawassa University, Hawassa, SNNPR, Ethiopia