1. Department of Community Medicine and Global Health Institute of Health and Society Faculty of Medicine University of Oslo Oslo Norway
2. Department of Neurosurgery Oslo University Hospital Oslo Norway
3. Department of Surgery Elizabeth Central Hospital Ministry of Health Blantyre Malawi
4. Kamuzu College of Nursing Clinical Nursing Department University of Malawi Blantyre Malawi
5. Department of Health Systems and Policy School of Public Health and Family Medicine College of Medicine University of Malawi Blantyre Malawi