Polio is back and arise in Afghanistan and Pakistan. Sharon Behn reports from Islamabad on the failure to wipe out the crippling disease. ___________________Per Engebak, UNICEF's polio team leader in Islamabad says the polio case in Kabul is directly linked to neighboring Pakistan. "The case in Kabul as with all the polio cases we have in Afghanistan lately are genetically linked to Peshawar Valley." Peshawar is located in northern Pakistan, not far from the Afghan border. Sharon Behn, VOA News, Islamabad. 小儿麻痹症在阿富汗和巴基斯坦卷土重来.莎伦?贝恩从伊斯兰堡发回的报道称消灭这种致残性疾病的努力趋于失败.____________________佩尔?恩戈巴克,联合国儿童基金会小儿麻痹症小组在伊斯兰堡的负责人,称在喀布尔的小儿麻痹症案例直接影响到了邻国巴基斯坦."在喀布尔以及后来在阿富汗的所有小儿麻痹症病例与白沙瓦山谷中的病例具有基因方面的密切关联."白沙瓦位于巴基斯坦北部距阿富汗边界不远的地方.莎伦?贝恩,美国之音,伊斯兰堡报道.