1. From the Departments of Medicine (C.N.-C., D.A.Z., J.H.), Radiology (A.R.), Anesthesiology (J.C.C.), Critical Care and Pain Medicine (J.C.C.), and Surgery (M.F.), Massachusetts General Hospital, and the Departments of Medicine (C.N.-C., D.A.Z., J.H.), Radiology (A.R.), Anesthesiology (J.C.C.), and Surgery (M.F.), Harvard Medical School — both in Boston, and the Program in Medical and Population Genetics, Broad Institute of Massachusetts Institute of Technology and Harvard, Cambridge (C.N.-C.).