Results Parasite infection rate of students decreased obviously, general positive rate of verminosis droped 33%-55% and positive rate of ascarid droped 32%-35% by propaganda, excrement test and collective vermifuge measure after project.

  • 结果项目实施后,通过宣传教育、粪检和集体驱虫,学生寄生虫感染的总阳性率下降了33%~55%;蛔虫卵的阳性率下降了32%~52%。

  • 互联网摘选 2025-01-19 23:40:18

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