论文部分内容阅读
1979年以来,在卫生部的领导下,全国进行了三次结核病流行病学抽样调查。其中从1979年两次流调资料的全面性和可比性较强。一、资料的代表性和科学性
Since 1979, three epidemiological sampling surveys of tuberculosis have been conducted throughout the country under the leadership of the Ministry of Health. Among them, the flow of information from 1979 to 1979 was comprehensive and comparable. First, the information representative and scientific