1. Cancer Survival Group, Department of Non-Communicable Disease Epidemiology; Faculty of Epidemiology and Population Health, London School of Hygiene and Tropical Medicine; London UK
2. Department of Epidemiology; Harvard T.H. Chan School of Public Health; Boston MA USA
3. Biomedical Research Institute of Granada, Non-Communicable and Cancer Epidemiology Group (ibs.Granada); Andalusian School of Public Health; Granada Spain
4. School of Public Health and Family Medicine, Center for Infectious Disease Epidemiology and Research; The University of Cape Town; Cape Town South Africa
5. Faculté de pharmacie; Université de Montréal; Montréal Canada