1. Department of Veterinary, Sanandaj Branch, Islamic Azad University, Sanandaj, Iran.
2. National Reference Laboratory for Plague, Tularemia and Q fever, Research Centre for Emerging and Reemerging Infectious Diseases, Pasteur Institute of Iran, Akanlu, Kabudar Ahang, Hamadan, Iran.
3. Department of Epidemiology and Biostatics, Research Centre for Emerging and Reemerging Infectious Diseases, Pasteur Institute of Iran, Tehran, Iran.
4. Department of Clinical Sciences, Faculty of Veterinary Medicine, Razi University, Kermanshah, Iran.
5. Australian Rickettsial Reference Laboratory, University Hospital Geelong, Geelong 3220, VIC, Australia.