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.
Arias E, Xu J, Tejada-Vera B, Bastian B.Arias E, et al. Among authors: tejada vera b.Natl Vital Stat Rep. 2021 Feb;70(18):1-18.Natl Vital Stat Rep. 2021.PMID: 35157570Free article.