AU  - Smetana GW
TI  - A 68-year-old man with copd contemplating colon cancer surgery
PT  - JOUR
DP  - 2007
TA  - JAMA
pages = {2121-2130},
VI  - 297
IP  - 19
AID  - 10.1001/jama.297.19.2121 [doi]
4100  - http://dx.doi.org/10.1001/jama.297.19.2121
SO  - JAMA May 16, 2007 297(19):2121