Changes in vitamin biomarkers during a 2-year intervention trial involving increased fruit and vegetable consumption by free-living volunteers

MacDonald, H M, Hardcastle, A C, Duthie, G G, Duthie, S J, Aucott, L, Sandison, R, Shearer, M J & Reid, D M 2009, 'Changes in vitamin biomarkers during a 2-year intervention trial involving increased fruit and vegetable consumption by free-living volunteers', British Journal of Nutrition, vol. 102, no. 10, pp. 1477-1486. https://doi.org/10.1017/S0007114509990377