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1Department of Otolaryngology, Head and Neck Surgery, Stanford University School of Medicine, Stanford, CA, USA.
2Department of Otolaryngology, Head and Neck Surgery, Icahn School of Medicine at Mount Sinai, New York, NY, USA.
3Department of Otolaryngology, Queens Hospital Center, Jamaica, NY, USA.
Copyright © 2017 Korean Endocrine Society
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
CONFLICTS OF INTEREST: No potential conflict of interest relevant to this article was reported.