1. From the Departments of Psychiatry (M.N., N.J.K., N.Q.), Radiology (E.J.F.), and Orthopedics (M.H.), Massachusetts General Hospital, and the Departments of Psychiatry (M.N., N.J.K., N.Q.), Radiology (E.J.F.), and Orthopedics (M.H.), Harvard Medical School — both in Boston.