TY  - RPRT
TI  - Operative choledochoscopy.
AU  - A Kappas
AU  - J Alexander-Williams
AU  - M R Keighley
AU  - G T Watts
PY  - 1979
DO  - 10.1002/bjs.1800660311
UR  - https://pubmed.ncbi.nlm.nih.gov/427384/
ID  - 427384
ER  -