[1] Inova Hlth Syst, Betty & Guy Beatty Ctr Integrated Res, Falls Church, VA USA
[2] George Mason Univ, Coll Hlth & Human Serv, Ctr Study Chron Illness & Disabil, Fairfax, VA 22030 USA
[3] George Mason Univ, Coll Hlth & Human Serv, Dept Rehabil Sci, Fairfax, VA 22030 USA
[4] Inova Fairfax Hosp, Ctr Liver Dis, Dept Med, Falls Church, VA USA