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Driessen E, Van HL, Schoevers RA, Cuijpers P, van Aalst G, Don FJ, Hendriksen M, Kool S, Molenaar PJ, Peen J, Dekker JJ.Driessen E, et al. Among authors: cuijpers p.BMC Psychiatry. 2007 Oct 26;7:58. doi: 10.1186/1471-244X-7-58.BMC Psychiatry. 2007.PMID: 17963493Free PMC article.Clinical Trial.