Andersson , Karin, Brita Karlström, Susanne Fredén, Helena Petersson, Margareta Öhrvall, and Björn Zethelius. “A Two-Year Clinical Lifestyle Intervention Program for Weight Loss in Obesity”. Food & Nutrition Research0, no. 52 (March 19, 2008). Accessed March 25, 2026. https://foodandnutritionresearch.net/index.php/fnr/article/view/1131.