1. Unit of Internal Medicine and Endocrinology (S.A., L.C.), Fondazione Salvatore Maugeri Instituto di Ricovero e Cura a Carattere Scientifico (IRCCS), University of Pavia, 27100 Pavia, Italy;
2. Medical Genetics (C.D.), IRCCS Fondazione Policlinico S. Matteo and University of Pavia, 27100 Pavia, Italy;
3. Unit of Neuroradiology (S.B., I.D.), Fondazione Casimiro Mondino IRCCS, University of Pavia, 27100 Pavia, Italy;
4. Struttura Operativa Complessa Pediatria (A.G.), Ospedale Castelli, 28921 Verbania, Italy