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.
Black A, McLaren RG, Reichman SM, Speir TW, Condron LM.Black A, et al. Among authors: speir tw.Environ Pollut. 2011 Jun;159(6):1523-35. doi: 10.1016/j.envpol.2011.03.004. Epub 2011 Mar 27.Environ Pollut. 2011.PMID: 21444134
Bates M, Malcolm M, Wyatt R, Garrett N, Galloway Y, Speir T, Read D.Bates M, et al. Among authors: speir t.N Z Med J. 1995 Oct 13;108(1009):400-4.N Z Med J. 1995.PMID: 7478332
Clark AG, Smith JN, Speir TW.Clark AG, et al. Among authors: speir tw.Biochem J. 1973 Nov;135(3):385-92. doi: 10.1042/bj1350385.Biochem J. 1973.PMID: 4772267Free PMC article.