Most children who have infection of the gut (gastroenteritis), including gastroenteritis caused by norovirus infection, have mild symptoms which will get better within a few days.

大部分孩子出现胃肠道感染，包括诺如病毒引起的肠炎，会有轻微症状且几天内会好转。

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Objective:To set up a real-time fluorescent quantitative PCR assay for rapid detection of norovirus(NV) RNA in acute gastroenteritis.

目的：建立诺如病毒的荧光定量PCR检测方法，应用于急性胃肠炎的快速检测。

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Cruise lines tell the passengers to use hand sanitizers, but the culprit may be norovirus-laden salad.

CNN: What cruise lines don't want you to know

There are more cases of norovirus - or winter vomiting bug - around than in recent years, but we are a long way off the peak of early 2010.

BBC: Top ten Christmas health risks

The norovirus bug - which causes vomiting, stomach cramps, fever and diarrhoea - is easily spread from person to person.

BBC: Royal Lancaster Infirmary norovirus visiting ban lifted