为了贯彻“预防为主”的方针,加强流脑防治工作,我省于1975年11月份召开部分地区、市、县流脑防治工作协作会议,会议统一了带菌调查方法,布置了1976年流脑带菌调查任务。现将五市、三县及郑州铁路中心防疫站等地区对不同地区、不同人群、不同 In order to implement the principle of “prevention first” and strengthen the prevention and control of meningitis, the province held a collaborative meeting on prevention and control of meningococcal disease in some districts, cities and counties in November 1975, which unifies the survey method of infectious diseases and arranges the 1976 meningitis Fetal survey mission. Now five cities, three counties and Zhengzhou Railway Center Epidemic Prevention Station and other regions of different regions, different groups of people, different