Comparison of Pentax-AWS Airwayscope, Airtraq and Miller laryngoscope for tracheal intubation by novice doctors during infant cardiopulmonary resuscitation simulation: a randomized crossover trial - Komasawa, N; Ueki, R; Yamamoto, N; Nishi, S; Kaminoh, Y; Tashiro, C (J Anesth, 2013)