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ROC curve of the early dynamic elevated BUN/Cr ratio after admission (n=16), Rockall scoring system (n=44), and the combined indicator (n=11) for predicting the primary clinical outcomes in patients with ANVUGIB
入院后BUN/Cr比值早期动态升高（n=16）、Rockall评分系统（n=44）及其联合指标（n=11）预测ANVUGIB患者主要临床结局事件的ROC曲线
