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.
Forrester WC, Dell M, Perens E, Garriga G.Forrester WC, et al. Among authors: garriga g.Nature. 1999 Aug 26;400(6747):881-5. doi: 10.1038/23722.Nature. 1999.PMID: 10476968
Frank CA, Hawkins NC, Guenther C, Horvitz HR, Garriga G.Frank CA, et al. Among authors: garriga g.Dev Biol. 2005 Aug 15;284(2):301-10. doi: 10.1016/j.ydbio.2005.05.026.Dev Biol. 2005.PMID: 15979607Free article.