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Dengue fever has become the most important vector-borne viral disease in Brazil. Human facilitated transport of desiccation-resistant eggs has led to its two most important vectors, Aedes aegypti and(More)
Montenegro skin tests were carried out in 1985 and 1987 on two groups of school children in the city of Rio de Janeiro. Group A consisted of 449 children residing in the Jacarepagua district, in(More)