艾司洛尔持续静脉输注与单次注射在预防颈丛阻滞后心血管反应的评价
애사락이지속정맥수주여단차주사재예방경총조체후심혈관반응적평개
Comparison of continuous infusion of esmolol and bolus injection to prevent side effect of cardiovascular after cervical plexus block