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.
Chen RC, Lii JM, Chou CT, Chang TA, Chen WT, Li CS, Tu HY.Chen RC, et al. Among authors: chou ct.J Formos Med Assoc. 2008 Oct;107(10):798-805. doi: 10.1016/S0929-6646(08)60193-X.J Formos Med Assoc. 2008.PMID: 18926947Free article.Clinical Trial.
Chen RC, Li CS, Chou CT, Chen WT, Wei CJ, Lii JM, Tu HY.Chen RC, et al. Among authors: chou ct.J Formos Med Assoc. 2011 Jan;110(1):36-43. doi: 10.1016/S0929-6646(11)60006-5.J Formos Med Assoc. 2011.PMID: 21316011Free article.