@inbook{56852945,
author={Emmy M. Graber, MD},
editor={Henderson, Mark C. and Tierney, Lawrence M. and Smetana, Gerald W.},
title={Chapter 22. Pruritus},
booktitle={The Patient History: An Evidence-Based Approach to Differential Diagnosis, 2e},
publisher={The McGraw-Hill Companies},
address={New York, NY},
year={2012},
url={accessmedicine.mhmedical.com/content.aspx?aid=56852945}
}