Walikar B, Pandit A, Rashinkar SM, Watwe MV, K. Y. Current research trends comparing percutaneous dilatational tracheostomy and conventional surgical tracheostomy: a systematic review. Int J Otorhinolaryngol Head Neck Surg [Internet]. 2018 Aug. 25 [cited 2025 Jul. 17];4(5):1121-4. Available from: https://www.ijorl.com/index.php/ijorl/article/view/1084