title: Growth in suckling-mouse brain of "IBV-like" viruses from patients with upper respiratory tract disease.
mesh_terms: D000818:Animals; D001921:Brain / Q000382:microbiology*; D003168:Complement Fixation Tests; D046508:Culture Techniques; D004660:Encephalitis / Q000276:immunology / Q000382:microbiology; D006801:Humans; D051379:Mice; D006517:Murine hepatitis virus / Q000145:classification / Q000276:immunology; D009500:Neutralization Tests; D012141:Respiratory Tract Infections / Q000276:immunology / Q000382:microbiology*; D014776:Virus Cultivation; D014713:Viruses, Unclassified / Q000254:growth & development* / Q000276:immunology