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), World Health Organization (WHO) - International Agency for Research on Cancer (IARC), University of Regensburg, University of Regensburg, University of Regensburg, University of Regensburg, Aarhus University - Department of Public Health, Aarhus University, Danish Cancer Society Research Centre, Danish Cancer Society Research Centre, German Cancer Research Center (DKFZ) - Division of Clinical Epidemiology and Aging Research, German Cancer Research Center (DKFZ), German Institute of Human Nutrition Potsdam-Rehbruecke, University of Potsdam, Institute for Cancer Research, Prevention and Clinical Network (ISPRO), Fondazione IRCCS Istituto Nazionale dei Tumori, Vanvitelli University of Campania Luigi Vanvitelli, University of Torino, University of Granada, Consorcio de Investigación Biomédica en Red de Epidemiología y Salud Pública (CIBERESP), University of Murcia, Instituto de Salud Pública y Laboral de Navarra, University of Oxford, University of Oxford, World Health Organization (WHO) - International Agency for Research on Cancer (IARC), World Health Organization (WHO) - International Agency for Research on Cancer (IARC), Hospital Duran i Reynals (ICO) - Catalan Institute of Oncology, World Health Organization (WHO) - International Agency for Research on Cancer (IARC), Hospital Duran i Reynals (ICO) - Catalan Institute of Oncology, World Health Organization (WHO) - International Agency for Research on Cancer (IARC) and Girona Biomedical Research Institute (IDIBGI)