2001 · Sven Springer, Thomas Lindner, et al. · International Conference on the Epidemiology and Control of Biological, Chemical and Physical Hazards in Pigs and Pork · 33
1997 · D. Protz, C. Staak, et al. · International Conference on the Epidemiology and Control of Biological, Chemical and Physical Hazards in Pigs and Pork · 4
2001 · Thomas Lindner, Sven Springer, et al. · International Conference on the Epidemiology and Control of Biological, Chemical and Physical Hazards in Pigs and Pork · 1