title: Dengue haemorrhagic fever.
authors: Medical Research Institute, Colombo.
authors: T
authors: T
authors: Vitarana
mesh_terms: D001210:Asia, Southeastern / Q000453:epidemiology; D002648:Child; D002675:Child, Preschool; D003715:Dengue / Q000453:epidemiology / Q000209:etiology / Q000401:mortality; D006801:Humans; D013188:Sri Lanka / Q000453:epidemiology