为掌握克山病病情现状和消长趋势,科学评估防控效果,我们按照《2008年度中央补助地方公共卫生专项资金地方病防治项目技术实施方案》的内容和要求,于2009年3~5月组织开展了监测工作,现将监测结果报告如下。1材料与方法1.1抽样方法在吉林省37个监测县中,依据近3年的调查和监测资 In order to grasp the current situation of Keshan disease and its trend of growth and decline and to scientifically evaluate the effect of prevention and control, we organized the project from March to May 2009 in accordance with the contents and requirements of \"Technology Implementation Plan for endemic disease prevention and control of special funds for public health by the Central Government in 2008\" The monitoring work, the monitoring results are reported below. 1 Materials and Methods 1.1 Sampling Methods In 37 monitoring counties in Jilin Province, based on the survey and monitoring of nearly 3 years