兰州市区医院慢性阻塞性肺疾病患者住院费用及影响因素分析

郁娟 - 2018 - ir.lzu.edu.cn
Objective To investigate the cost of hospitalization for Chronic Obstructive Pulmonary
Diseases (COPD) patients in Lanzhou from 2013 to 2016, and to use the grey correlation …
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