1 Diabetes Unit, Experimental and Clinical Biomedical, Sciences "Mario Serio" Department, AOU Careggi Hospital, University of Florence, Largo Brambilla 3, 50134, Florence, Italy. antonio.silverii@gmail.com.
2 Diabetes Unit, Experimental and Clinical Biomedical, Sciences "Mario Serio" Department, AOU Careggi Hospital, University of Florence, Largo Brambilla 3, 50134, Florence, Italy.