1. Lucta S.A., Montornés del Vallés, Barcelona, Spain
2. Department of Animal Production, Polytechnic University of Madrid Higher Technical School of Agricultural Engineering, Madrid, Spain
3. The Novo Nordisk Foundation Center for Basic Metabolic Research, Department of Biomedical Sciences, University of Copenhagen, Copenhagen, Denmark
4. Animal Health Research Center (CReSA), Autonomous University of Barcelona and Institute of Agrifood Research and Techonology, Bellaterra, Barcelona, Spain
5. U.S. Department of Agriculture/Agricultural Research Service Children's Nutrition Research Center, Department of Pediatrics, Baylor College of Medicine, Houston, TX