An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Kim DK, Park YS, Cha KJ, Jang D, Ryu S, Kim KR, Kim SH, Yoon HJ, Cho SH.Kim DK, et al. Among authors: ryu s.Clin Exp Otorhinolaryngol. 2021 Feb;14(1):93-99. doi: 10.21053/ceo.2019.01921. Epub 2020 Jul 7.Clin Exp Otorhinolaryngol. 2021.PMID: 32623852Free PMC article.
Ryu S, Chang Y, Woo HY, Yoo SH, Choi NK, Lee WY, Kim I, Song J.Ryu S, et al.Metabolism. 2010 May;59(5):683-9. doi: 10.1016/j.metabol.2009.08.024. Epub 2009 Nov 18.Metabolism. 2010.PMID: 19922966