Department of Microbiology College of Medicine Taif University Al-Taif 21944 Saudi ArabiaDepartment of Virology.Faculty of Veterinary Medicine Beni-Suef University Beni-Suef 62511 Egypt;
Department of Food Science University of Massachusetts Amherst MA 01003 USA;
National Laboratory for Veterinary Quality Control on Poultry Production Animal Health Research Institute Giza 12618 EgyptDepartment of Medical Biochemistry and Microbiology Zoonosis Science Center Uppsala University Uppsala 75237 Sweden;
Department of Microbiology and Parasitology CIBUSFaculty of Biology Universidade de Santiago de Compostela Santiago de Compostela 15782.Spain;
Department of Virology University of Helsinki Helsinki 00014 Finland;