Comparison of the effects of dexmedetomidine versus fentanyl on airway reflexes and hemodynamic responses to tracheal extubation during rhinoplasty: A double-blind, randomized, controlled study - Aksu, R; Akin, A; Biçer, C; Esmaoglu, A; Tosun, Z; Boyaci, A (Curr Ther Res Clin Exp, 2009)