@inbook{6339026,
author={Luis M. Ruilope, MD and Julian Segura, MD},
editor={Lerma, Edgar V. and Berns, Jeffrey S. and Nissenson, Allen R.},
title={Chapter 44. Refractory Hypertension},
booktitle={CURRENT Diagnosis & Treatment: Nephrology & Hypertension},
publisher={The McGraw-Hill Companies},
address={New York, NY},
year={2009},
url={accessmedicine.mhmedical.com/content.aspx?aid=6339026}
}