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.
Tsao HM, Chen CH, Lin KC, Chou P.Tsao HM, et al. Among authors: chou p.Zhonghua Yi Xue Za Zhi (Taipei). 2002 Jun;65(6):268-74.Zhonghua Yi Xue Za Zhi (Taipei). 2002.PMID: 12201567
Yang NP, Jen I, Chuang SY, Chen SH, Chou P.Yang NP, et al. Among authors: chou p.BMC Musculoskelet Disord. 2006 Mar 9;7:24. doi: 10.1186/1471-2474-7-24.BMC Musculoskelet Disord. 2006.PMID: 16526954Free PMC article.