Objective To master the epidemic situation of human intestinal helminthiasis in hilly areas of Sichuan Province.

目的了解四川省丘陵地区肠道蠕虫病流行现状。

youdao

Objective To master the epidemic situation of human intestinal helminthiasis in hilly areas of Sichuan Province.

目的了解四川省丘陵地区肠道蠕虫病流行现状。

youdao