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Knoll N, Rieckmann N, Scholz U, Schwarzer R.Knoll N, et al.Psychol Aging. 2004 Dec;19(4):676-88. doi: 10.1037/0882-7974.19.4.676.Psychol Aging. 2004.PMID: 15584792
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Luszczynska A, Sarkar Y, Knoll N.Luszczynska A, et al. Among authors: knoll n.Patient Educ Couns. 2007 Apr;66(1):37-42. doi: 10.1016/j.pec.2006.10.002. Epub 2006 Nov 9.Patient Educ Couns. 2007.PMID: 17097259
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Knoll N, Burkert S, Luszczynska A, Roigas J, Gralla O.Knoll N, et al.Br J Health Psychol. 2011 Sep;16(3):472-87. doi: 10.1348/135910710X522860. Epub 2011 Mar 9.Br J Health Psychol. 2011.PMID: 21722271