1. UAB Hospital | Hospital Medicine, The University of Alabama at Birmingham, Birmingham, Alabama, USA.
2. Department of Health Services Administration, School of Health Professions, The University of Alabama at Birmingham, Birmingham, Alabama, USA.
3. School of Medicine, The University of Alabama at Birmingham, Birmingham, Alabama, USA.
4. School of Health and Applied Human Sciences, University of North Carolina at Wilmington, Wilmington, North Carolina, USA.