General population in knowing and being able to identify which venomous snakes live in their area.
大众了解并能够识别其所在地区的毒蛇类型。
The first couple weeks are hard without knowing the area.
开始的几个星期因为不熟悉环境，生活会比较艰难。
Results: After 5 years, we found that the rate of knowing oral hygiene and brushing teeth has raised significantly in testing area, and was higher than that in control group( P< 0.001) .
结果：5年后实验区农民口腔卫生知识知晓率和刷牙率显著提高，与对照区比较有非常显著性差异（P<0.001）。
Results: After 5 years, we found that the rate of knowing oral hygiene and brushing teeth has raised significantly in testing area, and was higher than that in control group( P< 0.001) .
结果：5年后实验区农民口腔卫生知识知晓率和刷牙率显著提高，与对照区比较有非常显著性差异（P<0.001）。
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