1. Departments of Radiation Oncology The University of Texas MD Anderson Cancer Center Houston TX USA
2. Dartmouth Geisel School of Medicine Hanover NH USA
3. The University of Texas School of Public Health Houston TX USA
4. Cancer Diseases Hospital Lusaka Zambia
5. Departments of Immunology, Microenvironment & Metastasis Program The Wistar Institute Cancer Center Philadelphia PA USA
6. Research Medical Library The University of Texas MD Anderson Cancer Center Houston TX USA
7. Departments of General Oncology The University of Texas MD Anderson Cancer Center Houston TX USA
8. Departments of Epidemiology The University of Texas MD Anderson Cancer Center Houston TX USA