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 CL, Yang PH, Kao YC, Chen PY, Chung CL, Wang SW.Chen CL, et al. Among authors: chung cl.Sci Rep. 2017 Feb 23;7:43206. doi: 10.1038/srep43206.Sci Rep. 2017.PMID: 28230093Free PMC article.