1. Department of Internal Medicine, Dell Medical School
2. LIVESTRONG Cancer Institutes, The University of Texas at Austin, Austin, TX
3. Department of Dermatology
4. Lineberger Comprehensive Cancer Center
5. Department of Epidemiology, University of North Carolina at Chapel Hill, Chapel Hill, NC
6. Department of Surgery and Perioperative Care, Dell Medical School, The University of Texas at Austin, Austin, TX