Evaluation of Prophylactic Injection of Two Doses of Tramadol on the Heart Rate and Blood Pressure Changes after Laryngoscopy and Tracheal Intubation

by Azim Honarmand, Mohammad Reza Safavi, Farhad Mahmoudi, Behnaz Sohrabi, Mohammad Emami, Dorna Masaeli, Hussein Nourian
Published 2016-11-01