title: [Fever of unknown origin: analysis of 56 cases between 1976 and 1985 and a review of the literature].
mesh_terms: D003240:Connective Tissue Diseases / Q000150:complications; D005335:Fever of Unknown Origin / Q000175:diagnosis / Q000453:epidemiology*; D006760:Hospitalization; D006801:Humans; D007239:Infections / Q000150:complications; D007564:Japan; D009369:Neoplasms / Q000150:complications; D011379:Prognosis