Rothausen B.W., Matthiessen J., Groth M.V., Brockhoff P.B., Andersen L.F. and Trolle E. 2012. Comparison of estimated energy intake from 2 x 24-hour recalls and a seven-day food record with objective measurements of energy expenditure in children. Food & Nutrition Research. (Feb. 2012). DOI:https://doi.org/10.3402/fnr.v56i0.12221.