20 0 1年 5～ 6月 ,斯德哥尔摩郡的一个活动营地暨会议中心发生急性肠胃炎暴发 ,受累人数不少于 2 0 0人。病源为取自私人水井的污染的饮用水。暴发起因是邻近厨房的下水道管道出了问题 ,导致下水道系统溢流污染环境。虽然在水和粪便标本中未检出致病菌 ,但用聚合酶链反应发现 In May-June 2006, an outbreak of acute gastroenteritis occurred in an activity camp and conference center in Stockholm County involving at least 200 people. The source is contaminated drinking water from private wells. The cause of the outbreak was a problem with sewer pipes adjacent to the kitchen, causing sewer system overflow to pollute the environment. Although no pathogens were detected in water and stool specimens, they were found by polymerase chain reaction