1. From the Department of Pediatrics (Endocrinology Section), Yale University School of Medicine, New Haven, CT (T.O.C.); and the Departments of Radiology (H.R.K.), Pediatrics (J.S.S.), Oral and Maxillofacial Surgery (Z.S.P.), and Pathology (V.N.), Massachusetts General Hospital, the Department of Radiology (H.R.K.), Massachusetts Eye and Ear, and the Departments of Radiology (H.R.K.), Pediatrics (J.S.S.), Oral and Maxillofacial Surgery (Z.S.P.), and Pathology (V.N.), Harvard Medical School — all in Boston.