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.
Havenaar J, Rumyantzeva G, Kasyanenko A, Kaasjager K, Westermann A, van den Brink W, van den Bout J, Savelkoul J.Havenaar J, et al.Environ Health Perspect. 1997 Dec;105 Suppl 6(Suppl 6):1533-7. doi: 10.1289/ehp.97105s61533.Environ Health Perspect. 1997.PMID: 9467078Free PMC article.
Havenaar JM, de Wilde EJ, van den Bout J, Drottz-Sjöberg BM, van den Brink W.Havenaar JM, et al.Soc Sci Med. 2003 Feb;56(3):569-72. doi: 10.1016/s0277-9536(02)00062-x.Soc Sci Med. 2003.PMID: 12570974