@inbook{57260569, author={Gebhard Wagener, MD and Ruchir Gupta, MD}, editor={Atchabahian, Arthur and Gupta, Ruchir}, title={Chapter 23. Preoperative Coagulation Assessment}, booktitle={The Anesthesia Guide}, publisher={The McGraw-Hill Companies}, address={New York, NY}, year={2013}, url={accessanesthesiology.mhmedical.com/content.aspx?aid=57260569} }