Inan, G., G. Emmez, G. Karabulut, E. Yayla, K. Pampal, and O. Kurtipek. “An Unusual Cause of Difficulty in Ventilation; A Defective Endotracheal Tube Connector”. Anaesthesia, Pain & Intensive Care, Jan. 2019, pp. 380-2, https://mail.apicareonline.com/index.php/APIC/article/view/333.