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.
Fredriksen PM, Ingjer F, Thaulow E.Fredriksen PM, et al.Tidsskr Nor Laegeforen. 1998 Jun 30;118(17):2636-9.Tidsskr Nor Laegeforen. 1998.PMID: 9673514Review.Norwegian.
Fredriksen PM, Pettersen SA.Fredriksen PM, et al.Tidsskr Nor Laegeforen. 2000 Nov 30;120(29):3567-70.Tidsskr Nor Laegeforen. 2000.PMID: 11188387Review.Norwegian.
Deng WH, Fredriksen PM.Deng WH, et al. Among authors: fredriksen pm.Scand J Public Health. 2018 May;46(21_suppl):38-47. doi: 10.1177/1403494818771207.Scand J Public Health. 2018.PMID: 29754576
Fredriksen PM, Thaulow E, Nystad W, Ingjer F.Fredriksen PM, et al.Tidsskr Nor Laegeforen. 1998 Aug 30;118(20):3106-10.Tidsskr Nor Laegeforen. 1998.PMID: 9760851Norwegian.