Intravenous Low Dose Fentanyl versus Lignocaine in Attenuating the Hemodynamic Responses during Endotracheal Intubation: A Randomized Double-Blind Study

静脉注射低剂量芬太尼与利多卡因在减轻气管插管期间血流动力学反应方面的比较：一项随机双盲研究