1 Hôpital Pitié-Salpêtrière, Institute of Cardiometabolism and Nutrition, Assistance Publique-Hôpitaux de Paris, Université Pierre et Marie Curie, Paris, France.
2 Unit of Metabolic Diseases and Clinical Dietetics, "Alma Mater" University, Bologna, Italy. Electronic address: giulio.marchesini@unibo.it.