TY  - RPRT
TI  - Laparoscopic cholecystectomy.
AU  - D Heysen
PY  - 1993
DO  - 10.5694/j.1326-5377.1993.tb121898.x
UR  - https://pubmed.ncbi.nlm.nih.gov/8487735/
ID  - 8487735
ER  -