1. Laboratory of Food Analysis, Institute of Veterinary Science (ICiVet Litoral), National University of the Litoral, National Council of Scientific and Technical Research (UNL/CONICET), Esperanza, Province of Santa Fe, Argentina
2. Department of Public Health, Faculty of Veterinary Science, National University of the Littoral, Esperanza, Province of Santa Fe, Argentina
3. Dairy Chain Research Institute, EEA Rafaela, Rafaela, Province of Santa Fe, Argentina