1. Center for Healthcare Research and Management, Department of Risk, Insurance and Healthcare Management, Fox School of Business and Management, Temple University, Philadelphia, PA, USA
2. Department of Clinical Sciences (Secondary), Temple University School of Medicine, Philadelphia, PA, USA
3. Department of Risk, Insurance and Healthcare Management, Fox School of Business and Management, Temple University, Philadelphia, PA, USA
4. ZS Associates, Philadelphia, PA, USA
5. ZS Associates, Evanston, IL, USA