1. From the Veterans Affairs (VA) Pittsburgh Healthcare System and University of Pittsburgh School of Medicine, Pittsburgh (S.D.W., P.M.P.); University of Sydney (M.G.) and the George Institute for Global Health, University of New South Wales (M.G., A.C.), Sydney, and the Menzies School of Health Research, Darwin, NT (A.C.) — all in Australia; Michael E. DeBakey VA Medical Center and Baylor College of Medicine, Houston (H.J.); Minneapolis VA Health Care System and University of Minnesota, Minneapolis (S.G.,...