1. Bisidimo General Hospital, Oromia Regional Health Bureau, Bisidimo, Ethiopia
2. School of Nursing and Midwifery, College of Health and Medical Sciences, Haramaya University, Harar, Ethiopia
3. Department of Reproductive and Nutrition, School of Public Health, College of Health and Medical Sciences, Haramaya University, Harar, Ethiopia
4. Department of Biostatistics and Epidemiology, School of Public Health, College of Health and Medical Sciences, Haramaya University, Harar, Ethiopia
5. Department of Public Health and Health Policy, School of Public Health, College of Health and Medical Sciences, Haramaya University, Harar, Ethiopia