title: Letter: Antigenicity of S.M.O.N.-associated virus closely related to avian infectious laryngotracheitis virus.
mesh_terms: D000005:Abdomen / Q000382:microbiology; D000818:Animals; D000956:Antigens, Viral / Q000032:analysis*; D001715:Bird Diseases / Q000382:microbiology; D002642:Chick Embryo; D003168:Complement Fixation Tests; D006564:Herpesviridae / Q000276:immunology*; D006566:Herpesviridae Infections / Q000662:veterinary; D006801:Humans; D009187:Myelitis / Q000382:microbiology*; D009902:Optic Neuritis / Q000382:microbiology*; D010146:Pain / Q000382:microbiology; D018139:Simplexvirus / Q000276:immunology; D014136:Tracheitis / Q000662:veterinary
chemical_list: D000956:Antigens, Viral