Specific food group combinations explaining the variation in intakes of nutrients and other important food components in the European Prospective Investigation into Cancer and Nutrition: an application of the reduced rank regression method. - Kröger, J; Ferrari, P; Jenab, M; Bamia, C; Touvier, M; Bueno-de-Mesquita, H; Fahey, M; Benetou, V; Schulz, M; Wirfält, E; Boeing, H; Hoffmann, K; et al. (European journal of clinical nutrition, 2009)