1. Endocrinology Unit, Department of Clinical & Experimental Medicine, WHO Collaborating Center for the Study & Treatment of Thyroid Diseases & other Endocrine & Metabolic Disorders, University of Pisa, Via Paradisa 2, Pisa 56124, Italy
2. Endocrinology Unit, Department of Clinical & Experimental Medicine, WHO Collaborating Center for the Study & Treatment of Thyroid Diseases & other Endocrine & Metabolic Disorders, University of Pisa, Via Paradisa 2, Pisa 56124, Italy. .