TY  - RPRT
TI  - Colonoscopy and lower GI bleeding.
AU  - George F Longstreth
PY  - 2002
DO  - 10.1111/j.1572-0241.2002.05402.x
UR  - https://pubmed.ncbi.nlm.nih.gov/11808952/
ID  - 11808952
ER  -