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.
Shi X, Mao Y, Knapton AD, Ding M, Rojanasakul Y, Gannett PM, Dalal N, Liu K.Shi X, et al. Among authors: knapton ad.Carcinogenesis. 1994 Nov;15(11):2475-8. doi: 10.1093/carcin/15.11.2475.Carcinogenesis. 1994.PMID: 7955094
Williams AO, Knapton AD, Geiser A, Letterio JJ, Roberts AB.Williams AO, et al. Among authors: knapton ad.Ultrastruct Pathol. 1996 Sep-Oct;20(5):477-90. doi: 10.3109/01913129609016352.Ultrastruct Pathol. 1996.PMID: 8883333
Herman EH, Knapton A, Liu Y, Lipshultz SE, Estis J, Todd J, Woodward RA, Cochran T, Zhang J, Poirier MC.Herman EH, et al.Toxicol Pathol. 2014 Jul;42(5):888-96. doi: 10.1177/0192623313505154. Epub 2013 Oct 15.Toxicol Pathol. 2014.PMID: 24129761
Zhang J, Knapton A, Lipshultz SE, Weaver JL, Herman EH.Zhang J, et al.Toxicol Pathol. 2008 Feb;36(2):277-8. doi: 10.1177/0192623307313010. Epub 2008 Mar 18.Toxicol Pathol. 2008.PMID: 18349426