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.
Lai HJ, Jao SW, Lee TY, Ou JJ, Kang JC.Lai HJ, et al. Among authors: jao sw.J Formos Med Assoc. 2007 Feb;106(2 Suppl):S32-6. doi: 10.1016/s0929-6646(09)60350-8.J Formos Med Assoc. 2007.PMID: 17493894Free article.Review.