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van Houwelingen CA, Kerkhof AJ, Beersma DG.van Houwelingen CA, et al. Among authors: kerkhof aj.J Affect Disord. 2010 Dec;127(1-3):281-6. doi: 10.1016/j.jad.2010.06.005. Epub 2010 Jun 26.J Affect Disord. 2010.PMID: 20580436
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van Houwelingen CA, Kerkhof AJ.van Houwelingen CA, et al. Among authors: kerkhof aj.J Affect Disord. 2008 Apr;107(1-3):281-4. doi: 10.1016/j.jad.2007.08.024. Epub 2007 Oct 25.J Affect Disord. 2008.PMID: 17913238
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Reynders A, Kerkhof AJ, Molenberghs G, Van Audenhove C.Reynders A, et al. Among authors: kerkhof aj.J Affect Disord. 2015 Jun 1;178:5-11. doi: 10.1016/j.jad.2015.02.013. Epub 2015 Feb 21.J Affect Disord. 2015.PMID: 25770477