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.
Fokkema M, Smits N, Finkelman MD, Kelderman H, Cuijpers P.Fokkema M, et al. Among authors: smits n.Psychiatry Res. 2014 Feb 28;215(2):477-82. doi: 10.1016/j.psychres.2013.11.003. Epub 2013 Nov 12.Psychiatry Res. 2014.PMID: 24315031
Cuijpers P, Smits N, Donker T, ten Have M, de Graaf R.Cuijpers P, et al. Among authors: smits n.Psychiatry Res. 2009 Aug 15;168(3):250-5. doi: 10.1016/j.psychres.2008.05.012. Epub 2009 Jan 29.Psychiatry Res. 2009.PMID: 19185354
Smits N, Cuijpers P, van Straten A.Smits N, et al.Psychiatry Res. 2011 Jun 30;188(1):147-55. doi: 10.1016/j.psychres.2010.12.001. Epub 2011 Jan 3.Psychiatry Res. 2011.PMID: 21208660Free article.
Fokkema M, Smits N, Kelderman H, Cuijpers P.Fokkema M, et al. Among authors: smits n.Psychol Assess. 2013 Jun;25(2):520-31. doi: 10.1037/a0031669. Epub 2013 Jan 21.Psychol Assess. 2013.PMID: 23339313Clinical Trial.