The level of improved water supply and sanitation in the village play a significant role in the preventingthe incidence of the diarrheal diseases.
3．村庄的改水改厕程度对人群的发病存在显著影响。
参考来源 - 河南省腹泻与改水改厕关系及成本—效益分析·2,447,543篇论文数据，部分数据来源于NoteExpress
目的探索以机代牛、改水改厕综合治理控制血吸虫病传播的效果。
Objective To learn the effect of the comprehensive measures of replacing cattle with machine and reconstructing water supply and lavatory to control the transmission of schistosomiasis.
结论改水、改厕、以机代牛综合措施能有效控制血吸虫病和肠道寄生虫病流行。
Conclusion The comprehensive measures of safe treatment of night-soil and water supply, replacement of bovine with machine can control the prevalence of schistosomiasis and parasitosis effectively.
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