Specifically, he involved in studies which include the development and evaluation of new technologies for colorectal cancer screening including virtual colonoscopy. He has published several articles examining the technical performence of colonoscopy with the goal of developing better colonoscopes for screening . He also published studies regarding the risk factors for colorectal cancer based on large population studies conducted at Stony Brook.Specific areas of expertise: Colorectal screening © Stony Brook University 2006 Top of Page | Stony Brook University | Search Stony Brook | Health Care Experts