单项选择题
A.300pg/mlB.450pg/mlC.900pg/mlD.1800pg/ml
A.利钠肽B.B型利钠肽C.N端-B型利钠肽D.N端-B型钠尿肽原
A.患者穿刺部位皮肤、动脉搏动情况B.穿刺部位有无瘢痕、硬结、皮下血肿C.动脉搏动是否明显D.患者年龄
A.冷敷B.热敷
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