1. Effect of body mass index on the ED50 volume of bupivacaine 0
Effect of body mass index on the ED50 volume of bupivacaine 0.5% for supraclavicular brachial plexus block† 
P.K. Gupta, N.L. Pace, P.M. Hopkins 
British Journal of Anaesthesia 
Volume 104, Issue 4, Pages (April 2010)
DOI: /bja/aeq017
Copyright © 2010 The Author(s) Terms and Conditions

2. Fig 1
Sequential allocation graph to show the series of effective and ineffective blocks in the preliminary study.
British Journal of Anaesthesia  , DOI: ( /bja/aeq017)
Copyright © 2010 The Author(s) Terms and Conditions