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为摸清海南省农村小学生肠道寄生虫感染情况,为开展防治工作提供科学依据,我们对海南省农村7~12岁小学生肠道寄生虫感染情况进行了系统调查。1调查对象与方法根据地理特征把全省分为东西南北中5个片区,采用整群随机抽样,共抽取5个县(市)15个调查点,按自然村以常住的7~
In order to find out the status of intestinal parasitic infection in rural primary school students in Hainan Province and provide a scientific basis for prevention and control work, we conducted a systematic investigation on intestinal parasitic infections among school-age children aged 7-12 in Hainan Province. 1 Subjects and Methods According to the geographical characteristics, the province is divided into five regions of East, West, South and North China. A total of 15 survey sites in 5 counties (cities)