Canadian Association of General Surgeons, the American College of Surgeons, the Canadian Society of Colorectal Surgeons, and the American Society of Colon and Rectal Surgeons: evidence-based reviews in surgery--colorectal surgery

Dis Colon Rectum. 2009 Jan;52(1):1-3. doi: 10.1007/DCR.0b013e31819796f6.
No abstract available