Epidemiology of dengue in Sri Lanka before and after the emergence of epidemic dengue hemorrhagic fever

William B. Messer; U. Tissa Vitarana; Kamalanayani Sivananthan; Jayanthi Elvtigala; L. D. Preethimala; R. Ramesh; Nalini Withana; Duane J. Gubler; Aravindam; De Silva

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oai:CiteSeerX.psu:10.1.1.578.8683

Epidemiology of dengue in Sri Lanka before and after the emergence of epidemic dengue hemorrhagic fever

Authors: William B. Messer
U. Tissa Vitarana
Kamalanayani Sivananthan
Jayanthi Elvtigala
L. D. Preethimala
R. Ramesh
Nalini Withana
Duane J. Gubler
Aravindam
De Silva
Publication date: 1 January 2002
Publisher
Doi

Abstract

Abstract. Before 1989, dengue epidemiology in Sri Lanka was characterized by frequent transmission of all four dengue serotypes but a low incidence of dengue hemorrhagic fever (DHF). After 1989, cases of DHF dramatically increased. Here we present the results of epidemiologic studies conducted in Colombo, Sri Lanka before and after epidemic emergence of DHF in 1989. We compared the proportion of dengue cases among people with fever attendin

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