Thangavelu, S.; T A, A.; Dhanapal, E.; Kataiyar, H. Optimisation of Intramuscular Dosage of Dexmedetomidine for Hypotensive Anesthesia in Functional Endoscopic Sinus Surgery- a Prospective Randomized Double Blind Study. Int J Med Res Rev 2016, 4, 717-722.