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.
Usubillaga-Villa A, García-Perdomo HA.Usubillaga-Villa A, et al.Biomedica. 2019 Dec 1;39(4):816-817.Biomedica. 2019.PMID: 31860190Free PMC article.Spanish.No abstract available.