@misc{indiciae41d2b9ba17c6, title = {The National Polyp Study.}, author = {S J Winawer and A G Zauber and M N Ho and M J O'Brien and L S Gottlieb and S S Sternberg and E T Stewart and J H Bond and M Schapiro and J F Panish}, year = {1993}, doi = {10.1097/00008469-199306000-00014}, url = {https://pubmed.ncbi.nlm.nih.gov/8364377/}, note = {Source identifier: 8364377} }