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.
Zhang S, Chen F.Zhang S, et al. Among authors: chen f.Zhejiang Da Xue Xue Bao Yi Xue Ban. 2017 May 25;46(5):468-472. doi: 10.3785/j.issn.1008-9292.2017.10.03.Zhejiang Da Xue Xue Bao Yi Xue Ban. 2017.PMID: 29488711Free PMC article.Review.Chinese.
Bai Y, Jiang M, Liang W, Chen F.Bai Y, et al. Among authors: chen f.Medicine (Baltimore). 2015 Dec;94(51):e2342. doi: 10.1097/MD.0000000000002342.Medicine (Baltimore). 2015.PMID: 26705227Free PMC article.
Yang H, Wang C, Zhang Y, Xia L, Feng Z, Li D, Xu S, Xie H, Chen F, Shi Y, Wang J.Yang H, et al. Among authors: chen f.Front Neurol. 2017 Jan 24;8:10. doi: 10.3389/fneur.2017.00010. eCollection 2017.Front Neurol. 2017.PMID: 28167926Free PMC article.