[1] UT Southwestern Med Ctr, Vet Affairs North Texas Healthcare Syst, Dallas, TX USA
[2] Vanderbilt Univ, Med Ctr, Vet Affairs Tennessee Valley Healthcare Syst, Nashville, TN USA
[3] Dartmouth Inst Hlth Policy & Clin Practice, Lebanon, NH USA
[4] UT Southwestern Med Ctr, Dallas, TX USA
[5] Dartmouth Inst Hlth Policy & Clin Practice, Vet Affairs Natl Qual Scholars Fellowship Healthc, Lebanon, NH USA
[6] Arthrit Fdn, Atlanta, GA USA