Myhrstad M.C., Slydahl M., Hellmann M., Garnweidner-Holme L., Lundin K.E.A., Henriksen C. and Telle-Hansen V.H. 2021. Nutritional quality and costs of gluten-free products: a case-control study of food products on the Norwegian marked. Food & Nutrition Research. 65, (Mar. 2021). DOI:https://doi.org/10.29219/fnr.v65.6121.