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我区于1977年进行了全区1974—1976年三年恶性肿癌死亡回顾调查,现将白血病死亡情况报导于下。一、调查方法及完整性可靠性估价此次调查项目均按全国肿瘤防治办公室1975年统一部署和要求进行。此外,结合本区特点,还调查了各主要民族恶性肿瘤死亡情况,并作统计分析。人日资料以各公社、城镇户籍资料统计各年年中人口为依据。另外,以每个大队第一生产队为对象,进行了人口抽样调
My district in 1977 carried out the region 1974-1976 three years of cancer death review survey, the death of leukemia are reported below. First, the survey method and the integrity of the reliability of the survey items are based on the National Cancer Office in 1975 unified deployment and requirements. In addition, combined with the characteristics of this area, we also investigated the deaths of malignant tumors in major ethnic groups and made statistical analysis. The daily data of the commune, urban household registration data statistics based on the population of each year. In addition, sampling was conducted on the basis of the first production team in each brigade