Morphine — Intrathecal Morphine Analgesia vs. Continuous Epidural Analgesia vs. Systemic Analgesia in Colorectal Surgery.
Citation(s)
Comparison of Intrathecal Morphine, Epidural Bupivacaine With Sufentanil and Systemic Patient Controlled Analgesia With Morphine for Analgesia After Colorectal Surgery: Prospective Randomised Study.