Chittra, Dogra RK, Sood A, Bhandari S, Thakur A, Gurnal P. Comparative, Randomized, Prospective, Double Blinded, Evaluation of Epidural Ropivacaine with Dexmedetomidine or Fentanyl as Adjuvants in Patients Undergoing Total Abdominal Hystrectomy. Ann. Int. Med. Den. Res. 2017;3(S1):56-61.