His clinical interests include the prevention of colorectal cancer, survival and recurrence rates of colorectal cancers, minimally invasive surgical techniques, colonoscopy, and laparoscopy. Dr. Yoo has presented original research at a range of professional meetings, including the American College of Surgeons and the International Hepatico-Pancreatico Biliary Association. He is currently researching improvements in the overall survival of colon cancers, and the reduction in the rates of post-operative infections.