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. 2011 Jan 14;19(1):1–13. doi: 10.1007/s12529-010-9135-4

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© The Author(s) 2011

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Fig. 1 — Groups generated with two-way cluster analysis (study 1). Background dark blue Importance = 1 (Stage F&V; Smoking); light blue Importance = 0.09 (Stage PA); bars in the rows of Feature represent frequencies for the stages (PC, C, P, A, M for fruit and vegetable as well as PA, and PC, C, P, A, M, never-smokers for non-smoking)