Retsky, Michael2015-12-082015Retsky, Michael. 2015. Colonoscopy to Prevent Colon Cancer: It Works but There Seems to be a Quality Issue. J Cancer Sci Ther 7: 292-293. doi:10.4172/1948- 5956.1000365.1948-5956http://nrs.harvard.edu/urn-3:HUL.InstRepos:23863651en-USColonoscopy to Prevent Colon Cancer: It Works but There Seems to be a Quality IssueJournal Article2015-12-06Michael Retsky2015-12-0810.4172/1948-5956.1000365