Dietary flavonoids among children and adolescents in the Dortmund Nutritional and Anthropometric Longitudinally Designed (DONALD) study: intake, food sources and trends from 1985 until 2016
J. Rienks, K.J. Penczynski, S. Schmitting, A. Buyken, U. Nöthlings, British Journal of Nutrition (2020) 1198–1206.