@inbook{1178895358, author={David L. Simel}, editor={Simel, David L. and Rennie, Drummond}, title={Cardiac Syncope}, booktitle={The Rational Clinical Examination: Evidence-Based Clinical Diagnosis}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2016}, url={jamaevidence.mhmedical.com/content.aspx?aid=1178895358} }