Rosell , Magdalena, Maj-Lis Hellénius, Ulf de Faire, Lars Berglund, Inga-Britt Gustafsson, and Gunnar Johansson. “Contribution of a Manually Coded Part in an Optically Readable, Precoded Sevenday Food Record for the Intake of Energy, Nutrients and Foods”. Food & Nutrition Research (September 1, 2003): 123-131. Accessed March 26, 2026. https://foodandnutritionresearch.net/index.php/fnr/article/view/191.