1. School of Medicine Goba General Hospital Goba Ethiopia
2. Department of Midwifery Goba General Hospital Goba Ethiopia
3. Department of Pediatrics Goba General Hospital Goba Ethiopia
4. Department of Public Health Goba General Hospital Goba Ethiopia
5. Department of Public Health ICAP Addis Ababa Ethiopia
6. Department of Public Health Menilik II Comprehensive Specialized Hospital Addis Ababa Ethiopia