1. Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA
2. Wharton School of Business, University of Pennsylvania, Philadelphia, PA
3. Department of Health Policy, Vanderbilt University Medical Center, Nashville, TN
4. Vanderbilt-Ingram Cancer Center, Vanderbilt University Medical Center, Nashville, TN
5. Department of Urology, Vanderbilt University Medical Center, Nashville, TN