TY  - RPRT
TI  - Routine operative cholangiography: an evaluation.
AU  - L I NIENHUIS
PY  - 1961
DO  - 10.1097/00000658-196112000-00026
UR  - https://pubmed.ncbi.nlm.nih.gov/14479688/
ID  - 14479688
ER  -