1Gonzalez RM, Herlich A, Krohner R, et al. Recent advances in airway management in anesthesiology:an update for otolaryngologists. Am J Otolaryngol, 1996,17(3):145
2Robert A,Jonathan H, Frderick W, et al. Practice guidelines for management of the difficult airway. Anesthesiology, 1993, 78(3):597
3Kramer N, Meyer TJ, Meharg J, et al. Randomized, prospective trial of noninvasive positive pressure ventilation in acute respiratory failure [see comments]. Am J Respir Crit Care Med, 1995,151(6):1799
4Staudinger T,Brugger S,Watschinger B,et al.Emergency intubation with the combitube: comparison with the endotracheal airway. Ann Emerg Med, 1993;22(10):1573
7Cormack RS,Lehane,J.Difficult tracheal intubation in obstetrics.Anaesthesia, 1984,39(11):1105
8Calder I, Calder J, Crockard HA. Difficult direct laryngoscopy in patients with cervical spine disease [see comments]. Anaerthesia, 1995,50(9):756
9Brodsky JB, Macario A, Mark JBD. Tracheal diameter predicts double-lumen tube size: A method for selecting left doublelumen tubes. Anesth Analg, 1996,82:861
