Airtraq® reduces the hemodynamic response to tracheal intubation using single-lumen tubes in adults compared with the Macintosh laryngoscope: A systematic review and meta-analysis of randomized control trials - Hiroshi Hoshijima; Koichi Maruyama; Takahiro Mihara; Tsutomu Mieda; Toshiya Shiga; Hiroshi Nagasaka (Journal of Clinical Anesthesia, 2018)