1. BIOMICs Research Group, ‘Lucio Lascaray’ Centre for Research and Advanced Studies (CIEA); University of the Basque Country (UPV/EHU); Vitoria-Gasteiz; Spain
2. Public Health and Participation Directorate; Asturias; Spain
3. Unit of Nutrition, Environment and Cancer, Cancer Epidemiology Research Program; Catalan Institute of Oncology (ICO-IDIBELL); Barcelona; Spain