Psittacosis.
D000328:Adult; D000818:Animals; D001715:Bird Diseases / Q000635:transmission; D001717:Birds; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011014:Pneumonia / Q000175:diagnosis / Q000209:etiology; D009956:Psittacosis / Q000175:diagnosis* / Q000453:epidemiology / Q000628:therapy