1. Department of Radiation Oncology Memorial Sloan Kettering Cancer Center New York New York USA
2. School of Medicine and Public Health Ateneo de Manila University Pasig City Philippines
3. Blavatnik Institute of Global Health and Social Medicine Harvard Medical School Boston Massachusetts USA
4. College of Medicine University of the Philippines Manila Philippines
5. Department of Radiation Oncology University of California Los Angeles Los Angeles California USA
6. Centre for Epidemiology and Evidence‐Based Practice Faculty of Medicine University of Malaya Kuala Lumpur Malaysia