1. Center for Public Health Research, University of Milan–Bicocca, 20900 Monza, Italy
2. Laboratory of Public Health, IRCCS Istituto Auxologico Italiano, 20149 Milan, Italy
3. Department of Medicine and Ageing Sciences, “G. d’Annunzio” University of Chieti-Pescara, 66100 Chieti, Italy
4. Unit of Hygiene, Epidemiology and Public Health, Local Health Authority of Pescara, 65100 Pescara, Italy
5. Interdisciplinary Department of Medicine, Aldo Moro University of Bari, 70121 Bari, Italy