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.
Kelchner SA, Clark LG.Kelchner SA, et al.Mol Phylogenet Evol. 1997 Dec;8(3):385-97. doi: 10.1006/mpev.1997.0432.Mol Phylogenet Evol. 1997.PMID: 9417896
Kelchner SA, Thomas MA.Kelchner SA, et al.Trends Ecol Evol. 2007 Feb;22(2):87-94. doi: 10.1016/j.tree.2006.10.004. Epub 2006 Oct 17.Trends Ecol Evol. 2007.PMID: 17049674Review.
Duffy AM, Kelchner SA, Wolf PG.Duffy AM, et al. Among authors: kelchner sa.Gene. 2009 Jun 1;438(1-2):17-25. doi: 10.1016/j.gene.2009.02.006. Epub 2009 Feb 21.Gene. 2009.PMID: 19236909