Conclusion Virus is the most common agent for newborn pneumonia and aetiology diagnosis of newborn pneumonia cannot be presumed only by clinical manifestations.

结论本次调查新生儿肺炎病原以病毒多见，新生儿肺炎临床症状不典型，难以依靠临床表现作出病原学诊断。

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In electric power market, the common agent mechanism designed appropriately can resolve many problems effectively such as how do cascaded hydropower station enter the market.

在电力市场中，设计合理的共同代理机制可以为梯级水电进入市场等问题提供一种新的解决思路。

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The paper summarizes the latest domestic researches on the principal-agent issue in supply chain and introduces the common agent theory which concerns multi-principals and one agent.

首先综述了国内最近几年委托代理理论在供应链管理中的应用，介绍了基于多委托人-单代理人的共同代理理论。

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"Currently, we have identified no infectious agent common to all of the cases, " the statement said, adding that no evidence exists that the cases were caused by exposure to chemical or biological weapons, SARS or environmental toxins.

CNN: Army hunts cause of pneumonia in troops

What they have in common is a North East footballer, turned agent, who in their eyes went from hero to zero.

BBC: North East football agent linked to failed Belgian club

Last year, the U.S. Department of Veterans Affairs decided that the link between air-borne dioxin (an ingredient in Agent Orange, and also a common air-borne pollutant emitted by waste incineration, some chemical manufacturing processes, cars and trucks, and other industrial sources that burn fuel) and diabetes was so strong, it compensated 270, 000 veterans for diabetes linked to dioxin exposure.

FORBES: Two New Reasons to Worry about Air Pollution: Obesity and Diabetes