近年来随着临港造船工业的兴起,外来人口急剧增加,疾病谱有了较大的变化。为了解乙型病毒性肝炎(乙肝)发病流行特征,科学规范制定防治策略,特对2005—2009年岱山县乙肝发病情况进行分析,现报告如下。资料与方法1资料来源疫情资料来源于岱山县疾病预防控 In recent years, with the rise of port-borne shipbuilding industry, the number of immigrants has risen sharply and the spectrum of diseases has undergone major changes. In order to understand the epidemic characteristics of hepatitis B (hepatitis B), scientifically regulate the development of prevention and control strategies, especially on the incidence of hepatitis B in Daishan County in 2005-2009, the report is as follows. Materials and Methods 1 Source The epidemic data come from Daishan County Disease Prevention and Control