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.
Huang Y, Zhang J, Xiong B, Huang R, Zhao W, Zhou M, Chen Q, Xu D, Chen X.Huang Y, et al. Among authors: chen q, chen x.Trials. 2020 Feb 6;21(1):143. doi: 10.1186/s13063-019-4012-1.Trials. 2020.PMID: 32029008Free PMC article.
Zhu Y, Wang J, Yao L, Huang Y, Yang H, Yu X, Chen X, Chen Y.Zhu Y, et al. Among authors: chen x, chen y.Anat Rec (Hoboken). 2023 Dec;306(12):3073-3084. doi: 10.1002/ar.24953. Epub 2022 May 24.Anat Rec (Hoboken). 2023.PMID: 35608198
Lin W, Chen XL, Chen Q, Wen J, Chen X.Lin W, et al. Among authors: chen xl, chen q, chen x.Trials. 2019 Mar 4;20(1):155. doi: 10.1186/s13063-019-3243-5.Trials. 2019.PMID: 30832713Free PMC article.