单词：phlebovirus rift valley fever virus
单词：phlebovirus rift valley fever virus 相关文章
Cathy Majtenyi Experts from the World Health Organization (WHO) are in southern Sudan investigating 15 cases of an Ebola-like hemorrhagic fever that has so far claimed at least four lives. There are f
VOA2004（上）--国际时事
This is the VOA Special English Development Report. Rift Valley fever mainly affects farm animals. But the virus can also infect humans, and South Africa has been experiencing an outbreak. The National Institute for Communicable Diseases reported two
2010年VOA慢速英语(七)月
By Cathy Majtenyi Nairobi 26 January 2007 Health authorities in Kenya say an outbreak of Rift Valley Fever that began last month appears to be tapering off. The outbreak has killed more than 100 people. Cathy Majtenyi reports for VOA from Nairobi. A
2007年VOA标准英语（一月）
New Yellow Fever Vaccine Shows Promise A new vaccine for yellow fever is showing good results in tests as it overcomes one of the biggest problems with the current version. Yellow fever is a deadly disease that occurs in much of South America and sub
VOA标准英语2011年(四月)
By Derek Kilner Nairobi 23 November 2007 The Food and Agriculture Organization has cautioned that an outbreak of Rift Valley Fever in Sudan could spread rapidly in coming weeks due to the widespread movement of livestock in preparation for the Muslim
VOA常速英语2007年（十一月）
SINGAPORE, May 13 (Xinhua) -- The first imported case of Zika virus infection in Singapore was reported on Friday, said the Ministry of Health (MOH) and National Environment Agency (NEA) in a statement. The patient, a 48-year-old male Singapore Perma
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