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.
Niu Y, Yuan H, Shen M, Li H, Hu Y, Chen N.Niu Y, et al.J Craniofac Surg. 2014 Mar;25(2):333-7. doi: 10.1097/SCS.0000000000000372.J Craniofac Surg. 2014.PMID: 24469360
Zeng X, Zhang Y, Kwong JS, Zhang C, Li S, Sun F, Niu Y, Du L.Zeng X, et al.J Evid Based Med. 2015 Feb;8(1):2-10. doi: 10.1111/jebm.12141.J Evid Based Med. 2015.PMID: 25594108Review.
Hu YY, Qin CQ, Deng MH, Niu YM, Long X.Hu YY, et al. Among authors: niu ym.Dis Markers. 2015;2015:763090. doi: 10.1155/2015/763090. Epub 2015 Jan 12.Dis Markers. 2015.PMID: 25648829Free PMC article.