World Health Organization (WHO) - International Agency for Research on Cancer (IARC), World Health Organization (WHO) - International Agency for Research on Cancer (IARC), World Health Organization (WHO) - International Agency for Research on Cancer (IARC), University of Vienna, World Health Organization (WHO) - International Agency for Research on Cancer (IARC), World Health Organization (WHO) - International Agency for Research on Cancer (IARC), World Health Organization (WHO) - International Agency for Research on Cancer (IARC), affiliation not provided to SSRN, World Health Organization (WHO) - International Agency for Research on Cancer (IARC), Imperial College London, Imperial College London - Department of Epidemiology and Biostatistics, German Institute of Human Nutrition Potsdam-Rehbruecke, University of Potsdam, Aarhus University, Aarhus University - Department of Public Health, Hospital Duran i Reynals (ICO) - Catalan Institute of Oncology, Andalusion School of Public Health, University of Oxford, University of Auckland, Fondazione IRCCS Istituto Nazionale dei Tumori, Vanvitelli University of Campania Luigi Vanvitelli, University of Turin, Hyblean Association for Epidemiological Research, Utrecht University - University Medical Center (Utrecht), Utrecht University, World Health Organization (WHO) - International Agency for Research on Cancer (IARC) and World Health Organization (WHO) - International Agency for Research on Cancer (IARC)