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.
Fischer M, Alderson J, van Keulen G, White J, Sawers RG.Fischer M, et al. Among authors: van keulen g.Microbiology (Reading). 2010 Oct;156(Pt 10):3166-3179. doi: 10.1099/mic.0.042572-0. Epub 2010 Jul 1.Microbiology (Reading). 2010.PMID: 20595262Free article.
van Keulen G, Girbal L, van den Bergh ER, Dijkhuizen L, Meijer WG.van Keulen G, et al. Among authors: van den bergh er.J Bacteriol. 1998 Mar;180(6):1411-7. doi: 10.1128/JB.180.6.1411-1417.1998.J Bacteriol. 1998.PMID: 9515907Free PMC article.