1. Advanced Laboratory Research, Barilla G. e R. Fratelli S.p.A., Via Mantova, 166-43122 Parma, Italy
2. Department of Food and Drug, University of Parma, Parco Area delle Scienze 95/A, 43124 Parma, Italy
3. Department of Food Analysis and Nutrition, University of Chemistry and Technology, Prague, Technicka 3, 166 28 Prague, Czech Republic
4. COTECA Srl Consulenze Tecniche agroindustriali, 56121 Pisa, Italy