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基于 64 5 1例临床恶性肿瘤病理诊断结果的统计数据 ,按国际疾病分类法 ( ICD-9)进行分类及统计分析 ,并对乳腺癌的发病年龄趋势作了比较。
Based on the statistical data of 64 cases of pathological diagnosis of clinical malignancies, the classification and statistical analysis were conducted according to the International Classification of Diseases (ICD-9), and the age trends of breast cancer were compared.