1. Department of Nursing, Harar Health Science College, Harar, Ethiopia
2. School of Public Health, College of Health and Medical Sciences, Haramaya University, Harar, Ethiopia
3. Department of Public Health, School of Nursing and Midwifery, College of Health and Medical Sciences, Haramaya University, Harar, Ethiopia
4. Department of Psychiatry and Psychotherapy, Ludwig-Maximilians-Universität, Munich, Germany
5. Institute of Psychiatric Phenomics and Genomics, Munich, Germany
6. Center for International Health, Ludwig-Maximilians-University, Munich, Germany
7. Department of Psychiatry, School of Nursing and Midwifery, College of Health and Medical Sciences, Haramaya University, Harar, Ethiopia