论文部分内容阅读
为了解我区麻疹流行概况,掌握其流行规律,我们对1953~自1981年各县市的疫情资料和重点县、公社的调查结果进行了流行病学分析,并对麻疹疫苗的免疫效果进行了初步探讨。一般概况许昌地区位于河南省中部,约当东径113~114°,北纬33.5~34.3°之间。地势西高东低,西部多为山区,东部为平原,中部为
To understand the epidemic situation of measles in our district and master its epidemic laws, we conducted an epidemiological analysis on the epidemiological data of all counties and cities from 1953 to 1981 and the survey results of key counties and communes. The immunization results of measles vaccine were also studied Preliminary discussion. General situation Xuchang area is located in the central part of Henan Province, Jordan about 113 ~ 114 ° east diameter, latitude 33.5 ~ 34.3 ° between. The topography is high in the west and low in the east, mostly in the mountains in the west, the plains in the east and the middle in the mountains