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.
de Juan-Roldán JI, Castillo-Jimena M, González-Hevilla A, Sánchez-Sánchez C, García-Ruiz AJ, Gavilán-Moral E.de Juan-Roldán JI, et al. Among authors: garcia ruiz aj.BMJ Open. 2022 Apr 21;12(4):e050678. doi: 10.1136/bmjopen-2021-050678.BMJ Open. 2022.PMID: 35450888Free PMC article.