COST Action 97: Pathogenic micro-organisms in poultry and eggs: Poultry and food safety: Proceedings of the workshop held in Budapest, Hungary, 20 to 22 August 97, in the framework of the XIth International Congress of the World Veterinary Poultry Association organised by the Hungarian branch of WVPA and the Office for International Cooperation and Veterinary Medical Research Institute of the Hungarian Academy of Sciences | 978-92-828-36O9-5 (92-828-36O9-6) | 1998 |