论文部分内容阅读
2000年10月我国如期通过了西太平洋区消灭脊髓灰质炎(简称脊灰)的验证,标志着我国进入了维持无脊灰时期。至今,我国已12年未发现脊灰野病毒(WPV)病例。但当前脊灰野病毒还没有在全球根除,一些国家和地区脊灰野病毒还在传播、流行;一些以往实现无脊灰的地区重新发生输入性脊灰野
In October 2000, China successfully passed the verification of poliomyelitis eradication in the Western Pacific Region (hereinafter referred to as polio), which marked the entry of China into the period of non-polluting maintenance. So far, no poliovirus (WPV) cases have been found in our country for 12 years. However, the current poliovirus has not yet been eradicated in the world. In some countries and regions, the wild poliovirus is still circulating and epidemic. In some poliomyelitis-refractory areas,