For information about the website and resources on the website please contact Dr. Harminder Singh ( and 204-480-1311) or Dr. John Walker (

The pdf resources for the website, 2017 Harminder Singh and John R. Walker, on behalf of the Optimizing Colonoscopy Team, University of Manitoba, Canada is licensed under a Creative Commons Attribution 4.0 International License. You are free to copy and distribute this material in its entirety as long as this material is not altered in any way (no derivative works).