TY  - RPRT
TI  - Esophageal endoscopy.
AU  - M Garabedian
AU  - J A Gregg
PY  - 1971
DO  - 10.1016/s0039-6109(16)39438-5
UR  - https://pubmed.ncbi.nlm.nih.gov/5579024/
ID  - 5579024
ER  -