1. Hiwot Fana Specialized University Hospital, Haramaya University, Harar, Ethiopia
2. School of Nursing and Midwifery, College of Health and Medical Sciences, Haramaya University, Harar, Ethiopia
3. Department of Obstetrics and Gynecology, University Medical Centre Groningen, University of Groningen, Groningen, The Netherlands
4. College of Health and Medical Sciences, Haramaya University, Harar, Ethiopia