TY  - RPRT
TI  - Research in gastrointestinal endoscopy.
AU  - F E Silverstein
PY  - 1984
DO  - 10.1016/s0016-5107(84)72404-7
UR  - https://pubmed.ncbi.nlm.nih.gov/6479552/
ID  - 6479552
ER  -