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.
Valberg M, Stensrud MJ, Aalen OO.Valberg M, et al.BMC Public Health. 2018 Jan 15;18(1):135. doi: 10.1186/s12889-018-5033-5.BMC Public Health. 2018.PMID: 29334951Free PMC article.
Brathovde M, Moger TA, Aalen OO, Grotmol T, Veierød MB, Valberg M.Brathovde M, et al. Among authors: valberg m.Stat Med. 2023 Oct 15;42(23):4207-4235. doi: 10.1002/sim.9856. Epub 2023 Aug 1.Stat Med. 2023.PMID: 37527835
Valberg M, Grotmol T, Tretli S, Veierød MB, Moger TA, Aalen OO.Valberg M, et al.Am J Epidemiol. 2014 Feb 15;179(4):499-506. doi: 10.1093/aje/kwt267. Epub 2013 Nov 12.Am J Epidemiol. 2014.PMID: 24219863