单项选择题
A.320/300/280 B.300/290/280 C.280/260/240 D.260/250/240
A.异常心电图 B.B型利钠肽(BNP)及其N末端B型利钠肽原(NT-proBNP)的浓度增高 C.异常超声心动图 D.动脉血气分析
A.0.3ng/ml B.0.4ng/ml C.0.5ng/ml D.1.0ng/ml