[1] University of Washington School of Medicine,Department of Medicine
[2] VA Puget Sound Health Care System,Department of Bioethics and Humanities
[3] University of Washington School of Medicine,Department of Medicine
[4] Geisel School of Medicine at Dartmouth,Department of Medicine
[5] White River Junction VA Medical Center,Department of Medicine
[6] Yale University School of Medicine,Department of Medicine
[7] VA Connecticut Health Care System,Department of Medicine
[8] University of Colorado School of Medicine,Department of Medicine
[9] VA Eastern Colorado Health Care System,Department of Medicine
[10] Oregon Health Sciences University,undefined
[11] Portland VA Medical Center,undefined
[12] Boise VA Medical Center,undefined
[13] University of San Diego School of Medicine,undefined
[14] San Diego VA Medical Center,undefined
[15] Case Western Reserve University School of Medicine,undefined
[16] Louis Stokes Cleveland VA Medical Center,undefined
[17] University of Tennessee Health Sciences Center School of Medicine,undefined
[18] Memphis VA Medical Center,undefined
[19] Lexington VA Health System,undefined