Polymyalgia rheumatica and contact with Melopsittacus undulatus.
D000818:Animals; D003168:Complement Fixation Tests; D005260:Female; D006801:Humans; D008297:Male; D009175:Mycoplasma Infections / Q000276:immunology; D011111:Polymyalgia Rheumatica / Q000209:etiology* / Q000276:immunology; D011233:Precipitin Tests; D011563:Psittaciformes; D009956:Psittacosis / Q000276:immunology / Q000382:microbiology