1 Department of Oncology, Rwanda Military Hospital, Kigali, Rwanda; Division of Cancer Care and Epidemiology, Queen's University Cancer Research Institute, Kingston, Ontario, Canada; Departments of Oncology and; Public Health Sciences, Queen's University, Kingston, Ontario, Canada. Electronic address: frubagumya@rmh.rw.
2 Department of Radiation Oncology, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Ontario, Canada.
3 Garissa Cancer Center-Garissa County Referral Hospital, Garissa, Kenya.
4 Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania.
5 Public Health Sciences, Queen's University, Kingston, Ontario, Canada; Kingston Health Sciences Centre Research Institute, Kingston, Ontario, Canada.
6 University of Nigeria Teaching Hospital, Enugu, Nigeria.
7 Kenyatta University Teaching Research and Referral Hospital, Nairobi, Kenya.
8 Parirenyatwa Hospital Radiotherapy Centre, Harare, Zimbabwe.
9 Division of Cancer Care and Epidemiology, Queen's University Cancer Research Institute, Kingston, Ontario, Canada; Departments of Oncology and; Public Health Sciences, Queen's University, Kingston, Ontario, Canada.
10 Institute of Cancer Policy, King's College London, London, United Kingdom; London School of Hygiene and Tropical Medicine, London, United Kingdom.
11 Division of Cancer Care and Epidemiology, Queen's University Cancer Research Institute, Kingston, Ontario, Canada; Departments of Oncology and.
12 Korle Bu University Teaching Hospital, Accra, Ghana.