@misc{indiciaeefecbfa75674, title = {Does a negative screening colonoscopy ever need to be repeated?}, author = {H Brenner and J Chang-Claude and C M Seiler and T Stürmer and M Hoffmeister}, year = {2006}, doi = {10.1136/gut.2005.087130}, url = {https://pubmed.ncbi.nlm.nih.gov/16469791/}, note = {Source identifier: 16469791} }