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.
van Mourik DA, Nagelhout GE, Willemsen MC, van den Putte B, de Vries H.van Mourik DA, et al. Among authors: de vries h.BMC Public Health. 2020 May 8;20(1):512. doi: 10.1186/s12889-020-08667-9.BMC Public Health. 2020.PMID: 32381050Free PMC article.
Mudde AN, De Vries H.Mudde AN, et al. Among authors: de vries h.Am J Public Health. 1999 Mar;89(3):346-50. doi: 10.2105/ajph.89.3.346.Am J Public Health. 1999.PMID: 10076483Free PMC article.Clinical Trial.
Bakker MJ, de Vries H, Mullen PD, Kok G.Bakker MJ, et al. Among authors: de vries h.Eur J Public Health. 2005 Feb;15(1):39-42. doi: 10.1093/eurpub/cki109.Eur J Public Health. 2005.PMID: 15788802