Effect of magnesium added to local anesthetics for caudal anesthesia on postoperative pain in pediatric surgical patients: A systematic review and meta-analysis with Trial Sequential Analysis.
Hiromasa KawakamiTakahiro MiharaNobuhito NakamuraKoui KaTakahisa GotoPublished in: PloS one (2018)
University Hospital Medical Information Network Clinical Trials Registry UMIN000025344.