1. Environmental, Genetic and Nutritional Epidemiology Research Center (CREAGEN), Department of Biomedical, Metabolic and Neural Sciences, University of Modena and Reggio Emilia, Modena, Italy (T.F., M.M., M.V.).
2. Department of Epidemiology, Tulane University School of Public Health and Tropical Medicine, and School of Medicine, Tulane University, New Orleans, LA (P.K.W.).
3. Department of Hygiene, Epidemiology and Medical Statistics, School of Medicine, National and Kapodistrian University of Athens, Greece (A.N.).
4. Department of Global Public Health, Karolinska Institutet, Stockholm, Sweden (N.O.).
5. Department of Epidemiology, Boston University School of Public Health, MA (M.V.).