Sandeep Dubey, Rukhsana Najeeb, and Arshid Ahmad Sofi. 2020. “A Comparative Study of Efficacy of Clonidine and Dexmedetomidine As An Adjuvant to Ropivacaine in Ultrasound Guided Supraclavicular Brachial Plexus Block Vis-À-Vis Onset of Surgical Anaesthesia and Duration of Effect in Upper Limb Surgeries”. Journal of Medical Biomedical and Applied Sciences 8 (8):513-20. https://doi.org/10.15520/jmbas.v8i8.250.