Objective To investigate, treat and analyze of population viral gastroenteritis incident caused by Norwalk like virus.

目的对一起诺瓦克样病毒引起的群体性胃肠炎进行调查和分析。

youdao

Objective To investigate, treat and analyze of population viral gastroenteritis incident caused by Norwalk like virus.

目的对一起诺瓦克样病毒引起的群体性胃肠炎进行调查和分析。

youdao