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基于分类树模型的2型糖尿病患者住院费用影响因素研究 
李文,张满
Influencing factors of hospitalization expenses of type 2 diabetes patients based on classification tree model
Li Wen,Zhang Man
中国医院统计 . 2023, (5): 387 -390 .  DOI: 10.3969/j.issn.1006-5253.2023.05.012