Prostate Cancer Screening in Black America – A Responsible Approach with Dr. Walter Rayford by PHEN Television | Sep 21, 2017 | 0 comments 2017 Summit Walter Rayford, MD, PhD, MBA shares his journey with prostate cancer screening and a historical perspective. Facebook Twitter Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.