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.
Ren Z, Cui G, Lu H, Chen X, Jiang J, Liu H, He Y, Ding S, Hu Z, Wang W, Zheng S.Ren Z, et al.PLoS One. 2013 Oct 2;8(10):e75950. doi: 10.1371/journal.pone.0075950. eCollection 2013.PLoS One. 2013.PMID: 24098410Free PMC article.
Lu H, Qian G, Ren Z, Zhang C, Zhang H, Xu W, Ye P, Yang Y, Li L.Lu H, et al. Among authors: ren z.BMC Infect Dis. 2015 Jun 23;15:239. doi: 10.1186/s12879-015-0977-x.BMC Infect Dis. 2015.PMID: 26099252Free PMC article.