Objective to evaluate clinic value of Color Doppler Sonography predicting high danger situation in esophageal varicose hemorrhage related to cirrhosis of liver.

目的评价彩色多普勒超声预测肝硬化食管静脉曲张出血高危状态的临床价值。

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If you witness some threat or if the child feels some danger in any situation, he can press the SOS button.

如果你看到某种威胁，或者孩子在任何情况下感到危险，他可以按下紧急求助按钮。

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"I just did what I had to when I saw that these people were in danger. I think everyone would do the same thing in such a situation," Zhu said to Beijing News.

“当我看到这些人处于危险中时，我只是做了我必须做的。我想在这种情况下，每个人都会这么做。”朱对《新京报》说。

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Recognising the potential danger of that situation, governing body the FIA has said that all laps in qualifying must be completed within a specified percentage of a driver's fastest time.

BBC: Bahrain qualifying - as it happened

In a statement, Italy's Prime Minister Mario Monti thanked all those who had "enabled a positive outcome of this affair, which was made all the more complicated by the extreme danger of the situation".

BBC: Ruined buildings in Marjeh, northern Syria (11 April 2013)

The amount of assets under management is important because an ETF with low levels could be in danger of closing, a situation investors want to avoid.

FORBES: Building An All-ETF Portfolio