1. Department of Internal Medicine, The University of Texas Health Science Center, University of Texas Medical School at Houston, Houston
2. Department of Management Policy and Community Health, The University of Texas School of Public Health, Houston
3. Department of Biostatistics, The University of Texas School of Public Health, Houston
4. Department of General Oncology, The University of Texas MD Anderson Cancer Center, Houston
5. Department of Dermatology, The University of Texas Medical School at Houston, Houston