1. From Duke University Medical Center, Durham, NC (J.N.S., C.B.P., A.D.D., S.C., C.A.M.); Northwestern University (B.S.B., D.T.P.) and the University of Chicago (C.T.S.) — both in Chicago; Vanderbilt University Medical Center, Nashville (A.S., T.A.); University of Wisconsin Hospital and Clinics, Madison (J.W.S.), and the Medical College of Wisconsin, Milwaukee (D.L.J.); the University of California, San Francisco, San Francisco (A.G.F.), the University of California, San Diego, La Jolla (V.P.),...