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Smeerdijk M, Keet R, Dekker N, van Raaij B, Krikke M, Koeter M, de Haan L, Barrowclough C, Schippers G, Linszen D.Smeerdijk M, et al. Among authors: schippers g.Psychol Med. 2012 Aug;42(8):1627-36. doi: 10.1017/S0033291711002832. Epub 2011 Dec 8.Psychol Med. 2012.PMID: 22152121Clinical Trial.
Smeerdijk M, Keet R, van Raaij B, Koeter M, Linszen D, de Haan L, Schippers G.Smeerdijk M, et al. Among authors: schippers g.Psychol Med. 2015 Oct;45(13):2839-48. doi: 10.1017/S0033291715000793. Epub 2015 May 11.Psychol Med. 2015.PMID: 25959502Clinical Trial.
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Schippers GM, Broekman TG, Buchholz A, Koeter MW, van den Brink W.Schippers GM, et al.Addiction. 2010 May;105(5):862-71. doi: 10.1111/j.1360-0443.2009.02889.x. Epub 2010 Mar 10.Addiction. 2010.PMID: 20331557