Randomized Controlled Trial
Caudal neostigmine, bupivacaine, and their combination for postoperative pain management after hypospadias surgery in children.
Anesth. Analg. 2002 Nov 1;95(5):1215-8, table of contents.
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.
Randomized Controlled Trial
Transdermal nitroglycerine enhances spinal neostigmine postoperative analgesia following gynecological surgery.
Anesthesiology. 2000 Oct 1;93(4):943-6.