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.
Martinez-Tejada I, Riedel CS, Juhler M, Andresen M, Wilhjelm JE.Martinez-Tejada I, et al.Fluids Barriers CNS. 2022 Feb 5;19(1):12. doi: 10.1186/s12987-022-00311-5.Fluids Barriers CNS. 2022.PMID: 35123535Free PMC article.