title: An improved method for the preparation of a stable noninfective western equine encephalomyelitis diagnostic antigen.
mesh_terms: D000818:Animals; D000941:Antigens; D002642:Chick Embryo; D003168:Complement Fixation Tests; D003470:Culture Media; D004683:Encephalomyelitis, Equine / Q000276:immunology*; D004770:Enterovirus / Q000276:immunology / Q000528:radiation effects; D011830:Radiation Effects; D014774:Virulence / Q000528:radiation effects*; D014776:Virus Cultivation
chemical_list: D000941:Antigens; D003470:Culture Media