4Cohen D, GurvitzY, Friedman P, et al. Self-retaining T-incision for difficult Tracheotomy. J Laryngol Otol, 2007, 121 : 664-667.
5Holmgren EP, Bagheri S, Bell RB, et al. Utilization of tracheostomy in craniomaxillofacial trauma at a level-1 trauma center. J Oral MaxillofacSurg, 2007, 65: 2005-2010.
6Ryan JC, McGuire B. Role of cricothyroid cannulation in head and neck surgery. J Laryngol Otol, 2008, 122: 1096-1099.