1 Endocrinology Unit, IRCCS Ospedale Policlinico San Martino, Largo Rosanna Benzi 10, 16132, Genoa, Italy.
2 Endocrinology Unit, Department of Internal Medicine and Center of Excellence for Biomedical Research, University of Genoa, Viale Benedetto XV 6, 16132, Genoa, Italy.
3 Endocrinology Unit, IRCCS Ospedale Policlinico San Martino, Largo Rosanna Benzi 10, 16132, Genoa, Italy; Endocrinology Unit, Department of Internal Medicine and Center of Excellence for Biomedical Research, University of Genoa, Viale Benedetto XV 6, 16132, Genoa, Italy. Electronic address: ferone@unige.it.