@inbook{1180350374, author={Majed W. El Hechi and Samer A. Nour Eddine and Haytham M.A. Kaafarani}, editor={Hashimoto, MD, MS, Daniel A. and Meireles, MD, Ozanan R. and Rosman, PhD, Guy}, title={Preoperative Risk Stratification}, booktitle={Artificial Intelligence in Surgery: Understanding the Role of AI in Surgical Practice}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2021}, url={accesssurgery.mhmedical.com/content.aspx?aid=1180350374} }