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单独应用临床、X线检查、左心功能和运动耐量来判断心衰程度有很大的局限性,有必要建立一个综合各种因素进行分析的计分系统。
Clinical application alone, X-ray examination, left ventricular function and exercise tolerance to determine the degree of heart failure has great limitations, it is necessary to establish a comprehensive analysis of various factors scoring system.