Karlsson, T., H. Rosendahl-Riise, J. Dierkes, C. A. Drevon, G. S. Tell, and O. Nygård. “Associations Between Fish Intake and the Metabolic Syndrome and Its Components Among Middle-Aged Men and Women: The Hordaland Health Study”. Food & Nutrition Research, vol. 61, July 2017, https://foodandnutritionresearch.net/index.php/fnr/article/view/1246.