1. The Royal Veterinary and Agricultural University, Chemometrics Group, Food Technology, Department of Dairy and Food Science, Rolighedsvej 30, DK-1958 Frederiksberg C, Denmark (M.D., S.B.E., L.N.); and H. Lundbeck A/S, Ottiliavej 9, DK-2500 Valby, Denmark (M.B., L.L.-N.)