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.
Williams BK, Johnson FA.Williams BK, et al.PLoS One. 2017 Aug 11;12(8):e0182934. doi: 10.1371/journal.pone.0182934. eCollection 2017.PLoS One. 2017.PMID: 28800591Free PMC article.
Brown ED, Williams BK.Brown ED, et al. Among authors: williams bk.Environ Manage. 2015 Dec;56(6):1416-27. doi: 10.1007/s00267-015-0582-1. Epub 2015 Jul 14.Environ Manage. 2015.PMID: 26170065Free PMC article.
Williams BK, Johnson FA.Williams BK, et al.PLoS One. 2018 Jun 29;13(6):e0199326. doi: 10.1371/journal.pone.0199326. eCollection 2018.PLoS One. 2018.PMID: 29958290Free PMC article.
Williams BK.Williams BK.J Environ Manage. 2011 May;92(5):1371-8. doi: 10.1016/j.jenvman.2010.10.039. Epub 2010 Nov 12.J Environ Manage. 2011.PMID: 21074930
Williams BK.Williams BK.J Environ Manage. 2011 May;92(5):1346-53. doi: 10.1016/j.jenvman.2010.10.041. Epub 2010 Nov 13.J Environ Manage. 2011.PMID: 21075505