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为了探索农村人口寿命的变化情况及规律,给医疗保健事业提供科学数据,特将四川北部的山区农业县一阆中县1966～1984年的人口寿命表作一动态分析。资料来源及分析方法
In order to explore the changes in the life cycle of the rural population and provide scientific data for the health care industry, a dynamic analysis of the population life table of the county from 1966 to 1984 in the mountainous counties in the north of Sichuan Province was conducted. Data sources and analysis methods