单词：influcnza vaccine
单词：influcnza vaccine 相关文章
The World Health Organization says about 500,000 people die every year from seasonal flu. To combat that, doctors recommend getting a flu vaccine at the beginning of each flu season and researchers are now working on a universal vaccine that could pr
VOA标准英语2010年(十二)月
One of the first studies of the effectiveness of flu vaccine in young children suggests that vaccination should be considered for youngsters before they reach their first birthday. Older adults are considered to have the greatest chance of dying from
VOA标准英语2010年(十一)月
By Elizabeth Lee Washington 29 October 2009 The H1N1 intranasal vaccine, Boston, 09 Oct 2009 The Centers for Disease Control and Prevention says there is not enough H1N1 vaccine available for everyone in the United States. And schools and clinics ar
VOA标准英语2009年(十月)
DAVID GREENE, HOST: The flu can be especially dangerous for women who are pregnant. NPR's Rebecca Hersher reports that researchers have been studying the flu vaccine in pregnant women and recently they published some unexpected findings. REBECCA HERS
2017年NPR美国国家公共电台9月
By Deborah Block Washington, D.C. 26 June 2006 watch Bird Flu report Researchers are working on developing vaccines for bird flu before it becomes a worldwide epidemic. The University of Massachusetts Medical School in the United States has teamed w
2006年VOA标准英语（六月）
A European medical society has expressed alarm at the widespread opposition in Europe against the swine flu vaccine. Meanwhile, experts say the number of deaths in Europe from the H1N1 virus are doubling every two weeks. Lisa Bryant | Paris 25 Novem
VOA标准英语2009年(十一月)