脊髓灰质炎(脊灰)病毒学监测不仅为急性弛缓性麻痹(AFP)病例的诊断和分类提供病原学依据,而且可以通过对外环境及健康人群脊灰病毒监测来证实无脊灰。现将西藏自治区2003~2004年5岁以下健康儿童脊灰病毒监测结果报告如下。1材料与方法在2003年和2004年的4~7月,选择3~4个县采集5 Poliovirus (poliovirus) virological surveillance not only provides etiological evidence for the diagnosis and classification of acute flaccid paralysis (AFP) cases, but also polio-free surveillance through poliovirus monitoring of the external environment and healthy populations. The report of the monitoring results of poliovirus of healthy children under 5 years of age in Tibet Autonomous Region from 2003 to 2004 is as follows. 1 Materials and Methods In 2003 and 2004 from April to July, select 3 to 4 counties to collect 5