title: Epidemiology of the acute fevers of unknown origin in South Vietnam: effect of laboratory support upon clinical diagnosis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000818:Animals; D001102:Arbovirus Infections / Q000175:diagnosis; D019411:Clinical Laboratory Techniques; D003937:Diagnosis, Differential; D004199:Disease Vectors; D004672:Encephalitis, Japanese / Q000175:diagnosis; D004781:Environmental Exposure; D004812:Epidemiologic Methods; D005335:Fever of Unknown Origin / Q000175:diagnosis / Q000453:epidemiology*; D005843:Geography; D006801:Humans; D007922:Leptospirosis / Q000175:diagnosis; D008297:Male; D008887:Military Medicine; D012612:Scrub Typhus / Q000175:diagnosis; D012621:Seasons; D012698:Serologic Tests; D014481:United States; D014744:Vietnam; D014881:Water Supply