Affiliation: | Regional Veterinary Laboratory, Department of Food and Agriculture, PO Box 483, Bairnsdale, Victoria 3875;4 Sinclair St, Drouin, Victoria 3818;Grafton Agricultural Research and Advisory Station, NSW Agriculture and Fisheries, Grafton, New South Wales 2460;Department of Food and Agriculture, 51 McCartin St, Leongatha, Victoria 3953 |