[1] Osped Israelit, Sect Endocrinol & Diabetol, Rome, Italy
[2] Oncol Inst Southern Switzerland, Dept Nucl Med, Bellinzona, Switzerland
[3] Oncol Inst Southern Switzerland, Thyroid Ctr, Bellinzona, Switzerland
[4] Osped Israelit, Sect Pathol, Rome, Italy
[5] Osped Regina Apostolorum, Anat Pathol Unit, I-00041 Rome, Italy
[6] Univ Roma La Sapienza, Dept Expt Med, Rome, Italy
[7] Univ Roma La Sapienza, Osped S Andrea, Dept Med & Surg Sci, Rome, Italy
[8] Ist Nazl Tumori Regina Elena, Dept Otolaryngol Head & Neck Surg, Rome, Italy
[9] Osped Maggiore Bologna, Endocrinol Unit, Bologna, Italy
[10] Osped Regina Apostolorum, Dept Endocrinol, I-00041 Rome, Italy