Bhiwal, A. K.; Sharma, K.; Rathore, V. S.; Patel, C. M. K.; Chhabra, A.; Jaitawat, S. S. Comparison of Two Different Doses of Dexmedetomidine (0.25 mcg/kg and 0.5 mcg/kg) in Prolonging Duration of Spinal Anaesthesia and Postoperative Analgesia in Patients Undergoing Trans Urethral Resection of Prostate: A Prospective Randomized Double Blinded Study. Int J Res Med Sci 2021, 9, 1569-1576.