TY  - RPRT
TI  - Unsedated endoscopy.
AU  - John J O'Connor
PY  - 2005
DO  - 10.1097/01.smj.0000157553.86248.ad
UR  - https://pubmed.ncbi.nlm.nih.gov/15898536/
ID  - 15898536
ER  -