The Efficacy of Peripheral Opioid Antagonists in Opioid-Induced Constipation and Postoperative Ileus: A Systematic Review of the Literature.
Schwenk ES, Grant AE, Torjman MC, McNulty SE, Baratta JL, Viscusi ER. The Efficacy of Peripheral Opioid Antagonists in Opioid-Induced Constipation and Postoperative Ileus: A Systematic Review of the Literature. Reg Anesth Pain Med. 2017 Nov/Dec; 42(6):767-777.