TY  - RPRT
TI  - Preoperative pulmonary function evaluation for laparoscopic cholecystectomy.
AU  - C M Wittgen
AU  - K S Naunheim
AU  - C H Andrus
AU  - D L Kaminski
PY  - 1993
DO  - 10.1001/archsurg.1993.01420200054010
UR  - https://pubmed.ncbi.nlm.nih.gov/8343060/
ID  - 8343060
ER  -