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.
Novak CM, Escande C, Gerber SM, Chini EN, Zhang M, Britton SL, Koch LG, Levine JA.Novak CM, et al. Among authors: koch lg.PLoS One. 2009 Jun 12;4(6):e5869. doi: 10.1371/journal.pone.0005869.PLoS One. 2009.PMID: 19521512Free PMC article.
Shi M, Ellingsen Ø, Bathen TF, Høydal MA, Koch LG, Britton SL, Wisløff U, Stølen TO, Esmaeili M.Shi M, et al. Among authors: koch lg.PLoS One. 2018 Dec 11;13(12):e0208703. doi: 10.1371/journal.pone.0208703. eCollection 2018.PLoS One. 2018.PMID: 30533031Free PMC article.