title: Epidemiology of dengue infections in Nigeria: virus isolations and clinical observations, 1972-1975.
mesh_terms: D000293:Adolescent; D000328:Adult; D002675:Child, Preschool; D003715:Dengue / Q000453:epidemiology*; D003716:Dengue Virus / Q000302:isolation & purification; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D009549:Nigeria