1. Herd‐Level Risk Factors for the Seropositivity to Mycoplasma hyopneumoniae and the Occurrence of Enzootic Pneumonia Among Fattening Pigs in Areas of Endemic Infection and High Pig Density. Issue 4 (2nd December 2012) Authors: Nathues, H.; Chang, Y. M.; Wieland, B.; Rechter, G.; Spergser, J.; Rosengarten, R.; Kreienbrock, L.; grosse Beilage, E. Journal: Transboundary and emerging diseases Issue: Volume 61:Issue 4(2014) Page Start: 316 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗