The last WPV case in China was reported in 1999, due to an importation from India.
中国最后一次报告野生脊灰病毒病例是在1999年，原因是出现了来自印度的病例输入。
Due to gaps in the quality of acute flaccid paralysis (AFP) surveillance at subnational levels, additional undetected WPV circulation cannot be ruled out.
由于国家级以下的急性弛缓性麻痹监测质量存有差距，因此尚不能排除存在未经发现的野生脊灰病毒传播情况。
India reported only one confirmed WPV case this year, in January; the absence of the virus, particularly during India's high-transmission season between June and November, is unprecedented.
印度只在今年1月报告有一例确诊的小儿麻痹症；这样没有病毒的情况，特别是在印度高传播季节6月到11月，是绝无仅有的。
See Bulletin WPV-1 for more information.
参阅公告WPV - 1，了解更多的信息。
See Bulletin WPV-1 for more information.
参阅公告WPV - 1，了解更多的信息。
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