title: Ornithosis in free-living and captive birds.
mesh_terms: D000818:Animals; D001715:Bird Diseases / Q000175:diagnosis*; D001717:Birds; D003168:Complement Fixation Tests; D007739:L Cells; D008099:Liver / Q000473:pathology; D008722:Methods; D051379:Mice; D009956:Psittacosis / Q000175:diagnosis / Q000662:veterinary*; D013154:Spleen / Q000473:pathology