1. Scrapie Epidemiology Group; Centre for Epidemiology and Risk Analysis; Veterinary Laboratories Agency - Weybridge; Woodham Lane, New Haw Addlestone Surrey KT15 3NB
2. Epidemiology Division; Department of Veterinary Clinical Sciences; Royal Veterinary College; Hawkshead Lane, North Mymms Hatfield Hertfordshire AL9 7TA
3. Animal Health and Welfare Directorate General; DEFRA; 1A Page Street London SW1P 4PQ