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.
Coletta VR, Pagano A, Pluchinotta I, Zimmermann N, Davies M, Butler A, Fratino U, Giordano R.Coletta VR, et al.Earths Future. 2024 Jan;12(1):e2023EF003659. doi: 10.1029/2023EF003659. Epub 2024 Jan 29.Earths Future. 2024.PMID: 38440420Free PMC article.
Mathias SA, Butler AP, Wheater HS.Mathias SA, et al. Among authors: butler ap.J Environ Radioact. 2008 Apr;99(4):716-29. doi: 10.1016/j.jenvrad.2007.09.010. Epub 2007 Nov 19.J Environ Radioact. 2008.PMID: 18022295
Hoque MA, Butler AP.Hoque MA, et al. Among authors: butler ap.Int J Environ Res Public Health. 2015 Dec 26;13(1):81. doi: 10.3390/ijerph13010081.Int J Environ Res Public Health. 2015.PMID: 26712780Free PMC article.
Islam MA, Hoque MA, Ahmed KM, Butler AP.Islam MA, et al. Among authors: butler ap.Environ Manage. 2019 Nov;64(5):640-649. doi: 10.1007/s00267-019-01220-4. Epub 2019 Oct 26.Environ Manage. 2019.PMID: 31655864Free article.