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.
Yang TK, Huang KH, Chen SC, Chang HC, Yang HJ, Guo YJ.Yang TK, et al. Among authors: chang hc.J Formos Med Assoc. 2013 Jan;112(1):41-7. doi: 10.1016/j.jfma.2012.01.019. Epub 2012 May 9.J Formos Med Assoc. 2013.PMID: 23332428Free article.
Wu WC, Chen SC, Hsieh JT, Chen J, Chang HC.Wu WC, et al. Among authors: chang hc.J Formos Med Assoc. 2006 Sep;105(9):753-5. doi: 10.1016/S0929-6646(09)60203-5.J Formos Med Assoc. 2006.PMID: 16959623Free article.
Chang HC, Chen SC, Chen J, Hsieh JT.Chang HC, et al.J Formos Med Assoc. 2006 Dec;105(12):1022-6. doi: 10.1016/S0929-6646(09)60288-6.J Formos Med Assoc. 2006.PMID: 17185246Free article.
Ho CH, Tai HC, Chang HC, Hu FC, Chen SC, Lee YJ, Chen J, Huang KH.Ho CH, et al. Among authors: chang hc.J Formos Med Assoc. 2010 Nov;109(11):848-56. doi: 10.1016/S0929-6646(10)60130-1.J Formos Med Assoc. 2010.PMID: 21126657Free article.