@inbook{55769879,
author={Kevin C. Welch, MD and Andrew N. Goldberg, MD, MSCE},
editor={Lalwani, Anil K.},
title={Chapter 41. Sleep Disorders},
booktitle={CURRENT Diagnosis & Treatment in Otolaryngology—Head & Neck Surgery, 3e},
publisher={The McGraw-Hill Companies},
address={New York, NY},
year={2012},
url={accesssurgery.mhmedical.com/content.aspx?aid=55769879}
}