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 X, Wang S, Chen X, Wei X, Li G, Ren S, Zhang T, Zhang X, Lu Z, You Z, Wang Z, Song N, Qin C.Ren X, et al. Among authors: chen x.Infect Drug Resist. 2020 Nov 4;13:3977-3990. doi: 10.2147/IDR.S270543. eCollection 2020.Infect Drug Resist. 2020.PMID: 33177848Free PMC article.
Wei X, Dong Y, Chen X, Ren X, Li G, Wang Y, Wang Y, Zhang T, Wang S, Qin C, Song N.Wei X, et al. Among authors: chen x.Aging (Albany NY). 2020 Nov 20;12(23):24184-24207. doi: 10.18632/aging.104107. Epub 2020 Nov 20.Aging (Albany NY). 2020.PMID: 33223511Free PMC article.
Ren X, Chen X, Ji Y, Li L, Li Y, Qin C, Fang K.Ren X, et al. Among authors: chen x.Aging (Albany NY). 2020 Nov 24;12(24):25878-25894. doi: 10.18632/aging.202153. Epub 2020 Nov 24.Aging (Albany NY). 2020.PMID: 33232285Free PMC article.