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.
Guo R, Ren J.Guo R, et al.Int J Environ Res Public Health. 2010 Apr;7(4):1285-301. doi: 10.3390/ijerph7041285. Epub 2010 Mar 25.Int J Environ Res Public Health. 2010.PMID: 20617031Free PMC article.Review.
Ma H, Guo R, Yu L, Zhang Y, Ren J.Ma H, et al. Among authors: guo r.Eur Heart J. 2011 Apr;32(8):1025-38. doi: 10.1093/eurheartj/ehq253. Epub 2010 Aug 12.Eur Heart J. 2011.PMID: 20705694Free PMC article.
Hu N, Guo R, Han X, Zhu B, Ren J.Hu N, et al. Among authors: guo r.Toxicol Lett. 2011 Apr 10;202(1):8-14. doi: 10.1016/j.toxlet.2011.01.007. Epub 2011 Jan 14.Toxicol Lett. 2011.PMID: 21238558Free PMC article.