[1] Univ Michigan, Sch Publ Hlth, Dept Hlth Management & Policy, Ann Arbor, MI 48109 USA
[2] Univ Michigan, Dept Sociol, Ann Arbor, MI 48109 USA
[3] Univ Michigan, Dept Internal Med, Div Infect Dis, Ann Arbor, MI 48109 USA
[4] Univ Michigan, Inst Healthcare Policy & Innovat, Ann Arbor, MI 48109 USA
[5] Univ Michigan, Dept Pediat, Ann Arbor, MI 48109 USA
[6] Univ Michigan, VA Ctr Clin Management Res, VA Ann Arbor Healthcare Syst, Ann Arbor, MI 48109 USA
[7] Univ Michigan, Dept Internal Med, Ann Arbor, MI 48109 USA