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.
Altman EA, Madsen KA, Schmidt LA.Altman EA, et al. Among authors: schmidt la.Int J Environ Res Public Health. 2021 Apr 27;18(9):4607. doi: 10.3390/ijerph18094607.Int J Environ Res Public Health. 2021.PMID: 33925290Free PMC article.
Pedroza-Tobias A, Crosbie E, Mialon M, Carriedo A, Schmidt LA.Pedroza-Tobias A, et al. Among authors: schmidt la.BMJ Glob Health. 2021 Aug;6(8):e005662. doi: 10.1136/bmjgh-2021-005662.BMJ Glob Health. 2021.PMID: 34413076Free PMC article.Review.