ISSN 1004-6879

CN 13-1154/R

　
Journal of Chengde Medical University
基于BP神经网络的京津冀老年人口预测模型的构建及分析 *
杨佳琦, 张亚平, 安文忠, 席彪, 祖亮, 单伟颖
Journal of Chengde Medical University . 2019, (1): 88 -90 . 

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