TY  - RPRT
TI  - Screening endoscopy: cost-effective?
AU  - John J O'Connor
PY  - 2006
DO  - 10.1016/j.jamcollsurg.2006.08.015
UR  - https://pubmed.ncbi.nlm.nih.gov/17116569/
ID  - 17116569
ER  -