Vyas, D. A., N. H. Hihoriya, and R. A. Gadhavi. “A Comparative Study of Dexmedetomidine Vs Midazolam for Sedation and Hemodynamic Changes During Tympanoplasty and Modified Radical Mastoidectomy”. International Journal of Basic & Clinical Pharmacology, vol. 2, no. 5, Feb. 2017, pp. 562-6, https://www.ijbcp.com/index.php/ijbcp/article/view/1320.