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.
Charles JA, Ahnfeldt-Mollerup P, Søndergaard J, Kristensen T.Charles JA, et al. Among authors: sondergaard j.Int J Environ Res Public Health. 2018 Mar 2;15(3):433. doi: 10.3390/ijerph15030433.Int J Environ Res Public Health. 2018.PMID: 29498682Free PMC article.
Schramm J, Andersen M, Vach K, Kragstrup J, Kampmann JP, Søndergaard J.Schramm J, et al. Among authors: sondergaard j.Scand J Prim Health Care. 2007 Jun;25(2):93-7. doi: 10.1080/02813430701339659.Scand J Prim Health Care. 2007.PMID: 17497486Free PMC article.
Pedersen KM, Andersen JS, Søndergaard J.Pedersen KM, et al. Among authors: sondergaard j.J Am Board Fam Med. 2012 Mar;25 Suppl 1:S34-8. doi: 10.3122/jabfm.2012.02.110216.J Am Board Fam Med. 2012.PMID: 22403249Free article.