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在波多黎各乃至整个拉丁美洲 ,登革热发病率不断升高促使研究者实施对目标人群进行试验性的群体教育计划。研究自 1 995年起在波多黎各的加勒比海岛进行。该岛是一个 1 1 0× 35英里的山地 ,年均温度 2 5℃ ,年均降水量 1 780mm ,人口密度 396 /km2 。研究目的是评估被不同各级
In Puerto Rico and throughout Latin America, the rising incidence of dengue fever prompted researchers to implement pilot group education programs for targeted populations. The study was conducted in Puerto Rico’s Caribbean Islands from 1995 onwards. The island is a 110 × 35-mile mountain with an average annual temperature of 25 ℃ and an average annual precipitation of 1,780 mm with a population density of 396 / km2. The purpose of the study is to assess at different levels