1. Gluten 3S Research Group, Department of Nutrition and Food Science, Faculty of Pharmacy, University of the Basque Country UPV/EHU, 01006 Vitoria-Gasteiz, Spain
2. Bioaraba, Nutrition and Food Safety Group, 01009 Vitoria-Gasteiz, Spain
3. Centro Integral de Atención a Mayores San Prudencio, 01006 Vitoria-Gasteiz, Spain