Resident Research Oral Presentations 2019 Khan, Taylor, Zahnd, Ganai. Gastrointestinal Cancer Incidence and Trends in United States Rural and Urban Populations. Presented at DDW 2019 May 18, 2019, San Diego, CA Shackleton, Knight, Wietfeldt MD, N Engelking RN, J Thiele MD, J Rakinic MD. Incidence of adenoma in normal risk patients younger than 50 higher than previously reported. Presented at Ohio Valley Society of Colorectal Surgery, April 27, 2019 Shackleton, Knight, Pacheco, Rakinic, Thiele, Wietfeldt, Engleking. Colorectal cancer screening in average risk patients younger than 50, is it