List of Articles Secondary infection Open Access Article Abstract Page Full-Text 1 - An experimental study of histopathological lesions of secondary infection with H9N2 avian influenza virus following inoculation by Ornithobacterium rhinotracheale in SPF chickens A Azizpour Z Amirajam R khoshbakht N Hosseinpour Azad 10.30495/jcp.2023.22494