Randomized Controlled Trial
Dexmedetomidine an adjuvant to levobupivacaine in supraclavicular brachial plexus block: a randomized double blind prospective study.
Ethiop J Health Sci. 2014 Jul 1;24(3):203-8.
Randomized Controlled Trial
Comparative study of ropivacaine 0.5% and levobupivacaine 0.33% in axillary brachial plexus block.
Reg Anesth Pain Med. 2009 Sep 1;34(5):414-9.
Randomized Controlled Trial
Addition of clonidine or lignocaine to ropivacaine for supraclavicular brachial plexus block: a comparative study.
Singap Med J. 2014 Apr 1;55(4):229-32.