Domenico Cianflone1, Ali A Rizvi2, Manfredi Rizzo3. 1. San Raffaele Vita-Salute University, Milan, Italy. 2. Division of Endocrinology, Diabetes and Metabolism, School of Medicine, University of South Carolina, USA. 3. Division of Endocrinology, Diabetes and Metabolism, School of Medicine, University of South Carolina, USA; PROMISE Department, School of Medicine, University of Palermo, Italy. Electronic address: manfredi.rizzo@unipa.it.