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全球消灭脊髓灰质炎（下称脊灰）即将进入证实阶段，我国已连续三年未分离出脊灰野病毒，在这期间探讨影响ＡＦＰ病例病毒分离敏感性的因素，进一步提高实验室监测质量，为证实消灭脊灰提供确实的依据，具有重要的现实意义。１ 材料与方法１．１ 资料来源 １９９２～１９９
The poliomyelitis eradication worldwide (hereinafter referred to as polio) is about to enter the validation phase, our country has not isolated three consecutive years of poliovirus, during which the factors that affect the sensitivity of virus isolation in AFP cases to further improve the quality of laboratory monitoring for Prove the eradication of polio provide a solid basis, with important practical significance. 1 Materials and Methods 1.1 Sources 1992 ~ 199