“Comparison of Lidocaine and Fentanyl for Attenuation of Cardiovascular Response During Laryngoscopy and Tracheal Intubation in Cardiac Surgery Patients: Effect of Lidocaine and Fentanyl on Induction”. International Journal of Biomedical Research, vol. 9, no. 10, Oct. 2018, pp. 342-5, https://doi.org/10.7439/ijbr.v9i10.4919.