1. Department of Medicine, Vagelos College of Physicians and Surgeons Columbia University New York City New York USA
2. Department of Epidemiology, Mailman School of Public Health Columbia University New York City New York USA
3. Strengthening Oncology Services Research Unit, Faculty of Health Sciences University of the Witwatersrand Johannesburg South Africa
4. Division of Urology, Department of Surgery, Faculty of Health Sciences University of the Witwatersrand Johannesburg South Africa
5. National Cancer Registry National Health Laboratory Service Johannesburg South Africa
6. Sydney Brenner Institute for Molecular Bioscience Faculty of Health Sciences, University of the Witwatersrand Johannesburg South Africa
7. Dana Farber Cancer Institute Boston Massachusetts USA
8. Harvard T.H. Chan School of Public Health Boston Massachusetts USA
9. Herbert Irving Comprehensive Cancer Center, Vagelos College of Physicians and Surgeons Columbia University New York City New York USA