[1] Duquesne Univ, Dept Commun & Rhetor Studies, 600 Forbes Ave, Pittsburgh, PA 15282 USA
[2] Univ Pittsburgh, Qualitat Evaluat & Stakeholder Engagement Serv, Ctr Res Hlth Care, Pittsburgh, PA 15260 USA
[3] Univ Pittsburgh, Sch Med, Ctr Hlth Equ Res & Promot,Dept Med, VA Pittsburgh Healthcare Syst,Div Gen Internal Me, Pittsburgh, PA 15260 USA
[4] Univ Pittsburgh, Ctr Res Hlth Care, Pittsburgh, PA 15260 USA
[5] Univ Pittsburgh, Sch Med, Pittsburgh, PA 15260 USA
[6] Univ Utah, Dept Populat Hlth Sci, Salt Lake City, UT 84112 USA
[7] Univ Utah, Dept Internal Med, Salt Lake City, UT 84112 USA
[8] Univ Pittsburgh, Sch Med, Dept Med, Div Gen Internal Med, Pittsburgh, PA 15260 USA
[9] Weill Cornell Med Coll, Dept Emergency Med, New York, NY USA
[10] Univ Pittsburgh, Sch Publ Hlth, Dept Hlth Policy & Management, Pittsburgh, PA 15260 USA