单项选择题
利多卡因血内浓度多少时对室性心律失常有治疗作用()
A.1~5pg/ml
B.2~7pg/ml
C.8~9pg/ml
D.10~11pg/ml
E.12~15pg/ml
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单项选择题
A.1~5pg/ml
B.2~7pg/ml
C.8~9pg/ml
D.10~11pg/ml
E.12~15pg/ml
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