Institution: | 1.Norwegian School of Veterinary Science, Kyrkjevn 332/334, Sandnes 4325, Norway;2.Animalia, Norwegian Meat and Poultry Research Centre, PO Box 396 Økern, Oslo 0513, Norway;3.Norwegian Veterinary Institute, PO Box 750, Oslo 0106, Norway;4.Norwegian School of Veterinary Science, PO Box 8146 Dep, Oslo 0033, Norway |