There are rich information resources on Internet, and about 30% of them is medical ones.

因特网上的信息资源十分丰富，医学信息资源已占整个网络信息资源的30 %左右。

youdao

There are rich information resources on Internet, and about 30% of them is medical ones.

因特网上的信息资源十分丰富，医学信息资源已占整个网络信息资源的30 %左右。

youdao