TY  - RPRT
TI  - The difficult colon polyp.
AU  - Gregory Zuccaro
PY  - 2004
DO  - 10.1046/j.1572-0241.2003.04031.x
UR  - https://pubmed.ncbi.nlm.nih.gov/14687134/
ID  - 14687134
ER  -