TY  - RPRT
TI  - Upper gastrointestinal tract endoscopy.
AU  - V Miller
AU  - C M Doig
PY  - 1984
DO  - 10.1136/adc.59.11.1100
UR  - https://pubmed.ncbi.nlm.nih.gov/6334498/
ID  - 6334498
ER  -