@inbook{55770371, author={Michael C. Singer, MD and David J. Terris, MD, FACS}, editor={Lalwani, Anil K.}, title={Chapter 43. Parathyroid 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=55770371} }