Institution: | 1. Veterinary Epidemiology, Economics and Public Health Group, Department of Production and Population Health, Royal Veterinary College, Hawkshead Lane, North Mymms, AL9 7TA Hatfield, United Kingdom;2. Animal Production and Health Division, Food and Agriculture Organization of the United Nations – Headquarters, Viale delle Terme di Caracalla, 00153 Rome, Italy;3. AusVet Animal Health Services, 140 Falls Road, Wentworth Falls, New South Wales 2782, Australia |