On 20 April, four polio cases due to wild poliovirus type 1 were confirmed in Yemen.
4月20日，在也门由1型野生脊髓灰质炎病毒造成的4例脊髓灰质炎病例得到确认。
Four cases have been confirmed to have been caused by wild poliovirus type 1 and laboratory testing continues.
经确认，四例病例由1型野生脊灰病毒引起，实验室检测还在继续。
Northern Nigeria is currently affected by a new outbreak of wild poliovirus type 1 (WPV1), which has begun to spread internationally.
尼日利亚北部目前受到新暴发的野生1型脊髓灰质炎病毒(WPV1)影响，此病毒已开始在国际上传播。
On 20 April, results of testing of stool specimens of four of the cases by the polio network laboratory in Oman revealed wild poliovirus type 1.
4月20日，在阿曼的脊髓灰质炎网络实验室对这些病例中的4例粪便标本检测的结果显示1型野生脊髓灰质炎病毒。
June 2008 - Northern Nigeria is currently affected by a new outbreak of wild poliovirus type 1 (WPV1), which has begun to spread internationally.
2008年6月18日-尼日利亚北部目前受到新暴发的野生1型脊髓灰质炎病毒(WPV1)影响，此病毒已开始在国际上传播。
In addition to international spread of type 1 polio, wild poliovirus type 3 originating from northern Nigeria has also been reported in Chad and Niger.
除了在国际范围蔓延的1型脊髓灰质炎外，乍得和尼日尔也报告了起源于尼日利亚北部的3型脊髓灰质炎病毒。
In 2008, northern Nigeria is experiencing an outbreak of wild poliovirus type 1, which has spread internationally into nearby countries in west Africa.
2008年，尼日利亚北部野生1型脊髓灰质炎病毒暴发，蔓延至西非邻近国家。
As of 19 July the Ministry of Health of Angola has reported 15 cases of wild poliovirus type 1 (WPV1) since the beginning of 2010, signalling an expansion of an ongoing outbreak.
截至7月19日，安哥拉卫生部自2010年初以来已经报告发生了15例1型野生脊髓灰质炎病毒病例，这表明正在发生的疫情有所扩大。
The Ministry of Health of the Republic of Tajikistan has since 1 January 2010 reported 430 cases of polio following the importation of a wild poliovirus type 1 into the country.
发生1型野生脊髓灰质炎病毒输入病例之后，塔吉克斯坦共和国卫生部自2010年1月1日以来报告发生了430例脊髓灰质炎病例。
July 2010 - as of 19 July the Ministry of Health of Angola has reported 15 cases of wild poliovirus type 1 (WPV1) since the beginning of 2010, signalling an expansion of an ongoing outbreak.
2010年7月19日-截至7月19日，安哥拉卫生部自2010年初以来已经报告发生了15例1型野生脊髓灰质炎病毒病例，这表明正在发生的疫情有所扩大。
Pakistan is affected by nationwide transmission of WPV1, and is the location of the only wild poliovirus type 3 (WPV3) case in Asia in 2011 (a strain on the verge of elimination on the continent).
巴基斯坦全国受到1型野生脊灰病毒传播的影响，并且是2011年在亚洲出现唯一一例3型野生脊灰病毒(在亚洲已濒临消除的一个毒株)病例的地方。
Pakistan is affected by nationwide transmission of WPV1, and is the location of the only wild poliovirus type 3 (WPV3) case in Asia in 2011 (a strain on the verge of elimination on the continent).
巴基斯坦全国受到1型野生脊灰病毒传播的影响，并且是2011年在亚洲出现唯一一例3型野生脊灰病毒(在亚洲已濒临消除的一个毒株)病例的地方。
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