1. Division of Endocrine and Metabolic Diseases and Laboratory of Endocrine and Metabolic Research, IRCCS Istituto Auxologico Italiano, Milan, Italy.
2. Department of Pathophysiology and Transplantation, University of Milan, Milan, Italy.
3. Ophthalmology Unit, Department of Surgery, Fondazione IRCCS Ca’ Granda, Ospedale Maggiore Policlinico, Milan, Italy.
4. Graves' Orbitopathy Center, Endocrinology, Fondazione IRCCS Ca’ Granda, Ospedale Maggiore Policlinico, Milan, Italy.
5. Division of Internal Medicine, Ospedale Vaio, Fidenza, Italy.
6. ENT Unit, Fondazione IRCCS Ca’ Granda, Ospedale Maggiore Policlinico, Milan, Italy.
7. Department of Clinical Sciences and Community Health, University of Milan, Milan, Italy.