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Cuijpers P, Smit F, Penninx BW, de Graaf R, ten Have M, Beekman AT.Cuijpers P, et al. Among authors: de graaf r.Arch Gen Psychiatry. 2010 Oct;67(10):1086-93. doi: 10.1001/archgenpsychiatry.2010.130.Arch Gen Psychiatry. 2010.PMID: 20921124
ten Have M, de Graaf R, Vollebergh W, Beekman A.ten Have M, et al. Among authors: de graaf r.J Affect Disord. 2004 Jun;80(2-3):239-48. doi: 10.1016/S0165-0327(03)00132-0.J Affect Disord. 2004.PMID: 15207937
de Graaf R, Ten Have M, van Dorsselaer S, Schoemaker C, Vollebergh WA.de Graaf R, et al.Soc Psychiatry Psychiatr Epidemiol. 2004 Jul;39(7):521-7. doi: 10.1007/s00127-004-0773-1.Soc Psychiatry Psychiatr Epidemiol. 2004.PMID: 15243689
de Graaf R, Bijl RV, Ten Have M, Beekman AT, Vollebergh WA.de Graaf R, et al.J Affect Disord. 2004 Nov 1;82(3):461-7. doi: 10.1016/j.jad.2004.03.001.J Affect Disord. 2004.PMID: 15555699
Monshouwer K, Smit F, de Graaf R, van Os J, Vollebergh W.Monshouwer K, et al. Among authors: de graaf r.Addiction. 2005 Jul;100(7):963-70. doi: 10.1111/j.1360-0443.2005.01088.x.Addiction. 2005.PMID: 15955012Free article.