1. Department of Health Management and Policy, Dornsife School of Public Health Drexel University Philadelphia Pennsylvania USA
2. Department of Health Convergence, College of Science and Industry Convergence Ewha Womans University Seoul Republic of Korea
3. Department of Medicine, Perelman School of Medicine University of Pennsylvania Philadelphia Pennsylvania USA
4. Leonard Davis Institute of Health Economics University of Pennsylvania Philadelphia Pennsylvania USA
5. Center for Health Equity Research and Promotion Corporal Michael J. Crescenz VA Medical Center Philadelphia Pennsylvania USA
6. Perelman School of Medicine University of Pennsylvania Philadelphia Pennsylvania USA