单词：lower respiratory infections
单词：lower respiratory infections 相关文章
Broadcast: Mar 18, 2003 The World Health Organization said it still does not know the cause of a mysterious respiratory illness that is being blamed for the deaths of nine people. The disease, known a
VOA2003（上）-健康之旅
This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Obesity is associated with a host of health problems. But a new study finds that obese people may actually have an advantage in a specific medical situation: theyre less l
Scientific American(七)月
This is the VOA Special English Health Report. Many people have low iron in their blood. But pregnant women need extra iron for their own health and their baby's health. Iron is important to the development of a baby's brain and central nervous syste
2011年VOA慢速英语(一)月
Hospitals can be dangerous places. We go there to get well, but sometimes people get sicker or even die because of infections they contract in the hospital. A new program to reduce infections with relatively simple and inexpensive quality control mea
VOA标准英语2011年(二月)
The Importance of Hand Washing 洗手很重要 In a recent study of people passing through major U.S. airports, it turned out that about thirty percent werent washing their hands after using the bathroom. These people who dont wash their hands dont j
英语听力文摘 English Digest
Don has some pretty disgusting information for Ya?l on this Moment of Science. D: Today, it's time once again for another Gross Fact of the Month. Y: Uh oh! I hope no one's eating! D: Okay, ready? In a recent study of people passing through major U.S
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