[Undiagnosed cases of fever of unknown origin].
D003095:Collagen Diseases / Q000150:complications; D005260:Female; D005335:Fever of Unknown Origin / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D007239:Infections / Q000150:complications; D008297:Male; D009369:Neoplasms / Q000150:complications