[1] VA Boston Healthcare Syst, Ctr Healthcare Org & Implementat Res, Boston, MA USA
[2] Boston Univ, Sch Med, Pulm Ctr, Boston, MA USA
[3] Vet Hlth Adm, NCLCS, Washington, DC USA
[4] VA Portland Hlth Care Syst, Ctr Improve Vet Involvement Care CIV, Portland, OR USA
[5] Oregon Hlth & Sci Univ, Sch Med, Div Pulm & Crit Care Med, Portland, OR USA
[6] Charleston VA Med Ctr, HERO, Charleston, SC USA
[7] Med Univ South Carolina, Coll Med, Div Pulm Crit Care Allergy & Sleep Med, Charleston, SC USA
[8] Minneapolis VA Hlth Care Syst, Ctr Care Delivery & Outcomes Res, Minneapolis, MN USA
[9] Univ Minnesota, Dept Med, Div Pulm Allergy Crit Care & Sleep, Minneapolis, MN USA
[10] VA Puget Sound Hlth Care Syst, Dept Med, Div Pulm Crit Care & Sleep Med, Seattle, WA USA
[11] Univ Washington, Seattle, WA USA
[12] Vet Hlth Adm, VA Tennessee Valley Healthcare Syst, GRECC, Nashville, TN USA
[13] Vanderbilt Univ, Med Ctr, Div Hematol Oncol, Nashville, TN USA
[14] Vanderbilt Ingram Canc Ctr, Nashville, TN USA
[15] Univ Calif San Francisco, Dept Med, Div Pulm Crit Care Allergy & Sleep Med, San Francisco, CA USA
[16] VA Med Ctr San Francisco, San Francisco, CA USA
[17] Dept Healthcare Delivery & Populat Sci, 3601 Main St, Springfield, MA 01199 USA