title: Dengue haemorrhagic fever (DHF). Increase in number of cases in the Americas 1980-1987.
mesh_terms: D000293:Adolescent; D002648:Child; D003715:Dengue / Q000453:epidemiology* / Q000401:mortality / Q000503:physiopathology; D004196:Disease Outbreaks; D005260:Female; D006801:Humans; D015994:Incidence; D008297:Male; D008875:Middle Aged; D013020:South America