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Department of Internal Medicine and Medical Disciplines (C.C., F.B., P.B., J.P., S.P.,
S.M.), "Sapienza" University of Rome, 00161 Rome, Italy; Metabolic Bone Diseases Unit
(C.C., A.G.C., C.Z., J.P.B.), Division of Endocrinology, Department of Medicine, College
of Physicians and Surgeons, Columbia University, New York, New York 10032; Department
of Medicine (A.G.C.), Division of Endocrinology, São Paulo Federal University, São
Paulo 04021-001, Brazil; Department of Radiology (D.D.), "Sapienza" University of
Rome, 00161, Rome, Italy; and Unit of Endocrinology (A.S.), "Casa Sollievo della Sofferenza"
Hospital, Instituto di Ricovero e Cura a Carattere Scientifico, 71013 San Giovanni
Rotondo FG, Italy.