Methods Make an investigation among the related group on health education for endemic disease prevention and therapy.

方法采用问卷方式对目标人群进行地方病防治健康教育调查。

youdao

Methods Make an investigation among the related group on health education for endemic disease prevention and therapy.

方法采用问卷方式对目标人群进行地方病防治健康教育调查。

youdao