为掌握本县肾综合征出血热（ＨＦＲＳ）流行态势，１９９７年继续开展监测工作。１内容及方法１．１传染源调查疫区捕鼠野外采用夹线法，室内采用夹夜法。捕获鼠鉴定种类，计算鼠密度和鼠种构成比；无菌剖肺，冰冻切片，计算鼠带病毒率和带病毒鼠指数。１．２隐性感染调查... In order to grasp the epidemic situation of hemorrhagic fever with renal syndrome (HFRS) in this county, monitoring work continued in 1997. 1 contents and methods 1.1 source of infection epidemic trapping rodents using the folder law, indoor use of the method of night. Captured species identification of mice, the calculation of rat density and the ratio of rat species; aortic dissection, frozen sections, calculated with the virus rate in mice and virus mouse index. 1.2 latent infection investigation ...