Review
Clonidine as an adjuvant to local anesthetics for peripheral nerve and plexus blocks: a meta-analysis of randomized trials.
Anesthesiology. 2009 Aug 1;111(2):406-15.
Review
Dexamethasone for the prophylaxis of postoperative nausea and vomiting associated with neuraxial morphine administration: a systematic review and meta-analysis.
Anesth. Analg. 2012 Apr 1; 114 (4): 813-22.
Randomized Controlled Trial
Subtenon block compared to intravenous fentanyl for perioperative analgesia in pediatric cataract surgery.
Anesth. Analg. 2009 Apr 1;108(4):1132-8.