Randomized Controlled Trial
Comparison of 2% lignocaine with adrenaline and fentanyl, 0.75% ropivacaine and 0.5% levobupivacaine for extension of epidural analgesia for urgent caesarean section after low dose epidural infusion during labour.
Anaesth Intensive Care. 2008 Sep 1;36(5):659-64.
Randomized Controlled Trial
Analgesia and effectiveness of levobupivacaine compared with ropivacaine in patients undergoing an axillary brachial plexus block.
AANA J. 2004 Oct 1;72(5):339-45.
Randomized Controlled Trial
High-dose bupivacaine, levobupivacaine and ropivacaine in axillary brachial plexus block.
Acta Anaesthesiol Scand. 2004 May 1;48(5):601-6.