Schmid , A., D. Gille, P. Piccinali, U. Bütikofer, M. Chollet, T. Altintzoglou, P. Honkanen, B. Walther, and H. Stoffers. “Factors Predicting Meat and Meat Products Consumption Among Middle-Aged and Elderly People: Evidence from a Consumer Survey in Switzerland”. Food & Nutrition Research, vol. 61, Apr. 2017, https://foodandnutritionresearch.net/index.php/fnr/article/view/1166.