@inbook{56196222, author={Jeremy Paikin, MD and Mark A. Crowther, MD, MSc, FRCPC}, editor={McKean, Sylvia C. and Ross, John J. and Dressler, Daniel D. and Brotman, Daniel J. and Ginsberg, Jeffrey S.}, title={Chapter 70. The Quality of Evidence}, booktitle={Principles and Practice of Hospital Medicine}, publisher={The McGraw-Hill Companies}, address={New York, NY}, year={2012}, url={accessmedicine.mhmedical.com/content.aspx?aid=56196222} }