Dr. Dennis Rubbenstroth PhD EBVS® European Specialist in Poultry Veterinary Science Member of European College of Poultry Veterinary Science dennis.rubbenstroth@uniklinik-freiburg.de *49 (0)761-203-6583 Institute for Virology, University of Freiburg Herrmann-Herder-Straße 11 Freiburg 79104 Germany