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.
Mendo-Lázaro S, León-Del-Barco B, Polo-Del-Río MI, Yuste-Tosina R, López-Ramos VM.Mendo-Lázaro S, et al.Int J Environ Res Public Health. 2019 Apr 3;16(7):1194. doi: 10.3390/ijerph16071194.Int J Environ Res Public Health. 2019.PMID: 30987100Free PMC article.