Knudsen M.D., Carlsen M.H., Hjartåker A., Blomhoff R. and Henriksen H.B. 2024. Reproducibility and comparison of a digital food frequency questionnaire (DIGIKOST-FFQ) assessing adherence to national diet and lifestyle recommendations. Food & Nutrition Research. 68, (Aug. 2024). DOI:https://doi.org/10.29219/fnr.v68.10366.