Halhalli, H. C., Özbek, A. E., Çelİk, E., Yİğİt, Y., Yilmaz, S., & Çardak, M. (2019). Benefits of using an endotracheal tube introducer as an adjunct to a Macintosh laryngoscope for endotracheal intubation performed by inexperienced doctors during mechanical CPR: A randomized prospective crossover study. World J Emerg Med.

Halhalli, Hüseyin Cahit, Asım Enes Özbek, Emrah Çelİk, Yavuz Yİğİt, Serkan Yilmaz, and Müge Çardak. "Benefits of Using an Endotracheal Tube Introducer As an Adjunct to a Macintosh Laryngoscope for Endotracheal Intubation Performed By Inexperienced Doctors During Mechanical CPR: A Randomized Prospective Crossover Study." World J Emerg Med 2019.

Halhalli, Hüseyin Cahit, et al. "Benefits of Using an Endotracheal Tube Introducer As an Adjunct to a Macintosh Laryngoscope for Endotracheal Intubation Performed By Inexperienced Doctors During Mechanical CPR: A Randomized Prospective Crossover Study." World J Emerg Med 2019.