Comparison of two different doses of dexmedetomidine added to ropivacaine in patients posted for upper limb surgery under supraclavicular brachial plexus block - Kumari, Indira; Gehlot, Ravindra Kumar; Verma, Rajendra; Narang, Aditi; Verma, Virendra; Suwalka, Pooja (Anaesthesia, Pain & Intensive Care, 2019)