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.
Shu Q, Crick SL, Pinkner JS, Ford B, Hultgren SJ, Frieden C.Shu Q, et al. Among authors: crick sl.Proc Natl Acad Sci U S A. 2012 Apr 24;109(17):6502-7. doi: 10.1073/pnas.1204161109. Epub 2012 Apr 9.Proc Natl Acad Sci U S A. 2012.PMID: 22493266Free PMC article.
Crick SL, Ruff KM, Garai K, Frieden C, Pappu RV.Crick SL, et al.Proc Natl Acad Sci U S A. 2013 Dec 10;110(50):20075-80. doi: 10.1073/pnas.1320626110. Epub 2013 Nov 26.Proc Natl Acad Sci U S A. 2013.PMID: 24282292Free PMC article.
Hu X, Crick SL, Bu G, Frieden C, Pappu RV, Lee JM.Hu X, et al. Among authors: crick sl.Proc Natl Acad Sci U S A. 2009 Dec 1;106(48):20324-9. doi: 10.1073/pnas.0911281106. Epub 2009 Nov 12.Proc Natl Acad Sci U S A. 2009.PMID: 19910533Free PMC article.