单词：oral polio vaccine
单词：oral polio vaccine 相关文章
Broadcast: January 14, 2003 By Jill Moss VOICE ONE: This is Phoebe Zimmerman. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program about recent developments in sc
VOA2003（上）-健康资讯
By Nico Colombant World Health Organization officials say the northern Nigerian state of Kano will start a catch-up polio immunization campaign Saturday, ending an 11-month religious-led boycott. The
VOA2004（下）--健康科技
World Closes In on Eradicating Polio Never before have so few children in the world had polio. Yet, as World Polio Day is observed Saturday, those who are trying to rid Earth of the virus say it's time to step up vaccination campaigns. If this happen
VOA标准英语2015年(十月)
DEVELOPMENT REPORT - Polio Campaign in Africa By Karen Leggett Broadcast: Monday, October 11, 2004 This is Gwen Outen with the VOA Special English Development Report. Health workers in West and Centra
农业与发展
SCIENCE IN THE NEWS - Polio Vaccine Ban in Parts of Nigeria / Safety Laws Urged for India / Two More Elements? By Broadcast: Tuesday, March 02, 2004 (THEME) VOICE ONE: This is SCIENCE IN THE NEWS, in
科技之光
DEVELOPMENT REPORT - New Vaccine Aids Fight to End Polio By Karen Leggett Broadcast: Monday, October 24, 2005 This is Shep O'Neal with the VOA Special English Development Report. A new kind of vaccine
农业与发展
SCIENCE IN THE NEWS - Saying Goodbye to Polio: Not There Yet, but Close By Karen Leggett and Cynthia Kirk Broadcast: Tuesday, December 27, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS in VOA Sp
科技之光
Ivory Coast Worries about Possible Polio Epidemic Nico Colombant Health workers and religious leaders in Ivory Coast are increasingly worried their country could become infected with polio from northe
VOA2004（上）--各类新闻
SCIENCE IN THE NEWS - Fight to End Polio a Story of Unexpected Problems, but Also Progress Over the years, polio experts have had to learn to deal with surprises. Transcript of radio broadcast: 03 March 2008 VOICE ONE: This is SCIENCE IN THE NEWS in
VOA慢速英语2008年（三）月
SCIENCE IN THE NEWS - Efforts to Stop Polio Continue FAITH LAPIDUS: This is SCIENCE IN THE NEWS in VOA Special English. I'm Faith Lapidus. BOB DOUGHTY: And I'm Bob Doughty. On our program this week, we tell about efforts to defeat the disease polio.
2011年VOA慢速英语(五)月
Efforts to eradicate polio have been frustrated by a variety of factors, and unlike smallpox, the disease has defied long-running and expensive efforts to wipe it out. Now, a new study indicates that one of several polio vaccines can be effective at
VOA标准英语2010年(七)月
By Jessica Berman Washington 27 November 2007 Endemic cholera, a potentially fatal diarrheal disease found in the world's poorest countries, could be effectively controlled by orally vaccinating half of the affected populations once every two years f
VOA常速英语2007年（十一月）
45 国际小儿麻痹预防运动 DATE=5-7-01 TITLE=DEVELOPMENT REPORT - UN Polio Campaign BYLINE=Jill Moss (Start at 1'01
科技之光
DEVELOPMENT REPORT — June 10, 2002: Campaign Against Polio By Jill Moss This is the VOA Special English Development Report. In nineteen-eighty-eight, world health leaders started a campaign to end t
农业与发展
DEVELOPMENT REPORT - Polio Vaccine 50th Anniversary By Karen Legget and Jill Moss Broadcast: Monday, May 03, 2004 This is Robert Cohen with the VOA Special English Development Report. Fifty years ago,
农业与发展
SCIENCE IN THE NEWS - Polio: How an Ancient Disease Met a Modern Prevention By Jerilyn Watson Broadcast: Tuesday, April 26, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English.
科技之光
Steve Baragona Polio is on the ropes. A $3 billion global campaign has driven the crippling and sometimes-fatal disease to just six source countries. Experts say the campaign has the potential to win
VOA2004（上）--国际时事
By Carol Pearson Washington 24 October 2007 October 24th is World Polio Day. Since 1988, national governments, public health organizations and civic organizations have slashed the number of polio cases by more than 99 percent. But now the eradication
2007年VOA常速英语（十月）
By Gilbert da Costa Abuja 26 October 2007 A rare outbreak of vaccine-derived polio in Nigeria has prompted fears that current efforts to eradicate the disease in northern part of the country could suffer a major setback. The World Health Organization
2007年VOA常速英语（十月）
In the early 1950s a worldwide epidemic of polio was in full swing. In the United States alone, 58,000 cases of this highly infectious and crippling disease were reported in 1952. Vaccines - which can prevent, but not cure polio - halted its spread i
VOA标准英语2010年(五)月