| Affiliation: | (1) Division of General Internal Medicine, University of Pittsburgh School of Medicine, 230 McKee Place, Suite 600, Pittsburgh, PA 15213, USA;(2) Center for Research on Health Care, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA;(3) Western Psychiatric Institute and Clinic, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA;(4) Department of Medicine, The David Geffen School of Medicine at the University of California, Los Angeles, CA, USA;(5) University of Texas School of Public Health, Houston, TX, USA;(6) Department of Health Policy and Management, Graduate School of Public Health, University of Pittsburgh, Pittsburgh, PA, USA |
