1. Dietetics and Clinical Nutrition Unit, Ospedale Policlinico “San Martino” IRCCS, 16132 Genova, Italy
2. Unit of Biostatistics, Epidemiology and Public Health, Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padova, 35131 Padova, Italy
3. Zeta Research Srl, 34129 Trieste, Italy