Hausken, John Intravenous Patient-controlled Analgesia Versus Thoracic Epidural Analgesia After Open Liver Surgery: A Prospective, Randomized, Controlled, Noninferiority Trial. [electronic resource] - Annals of surgery 08 2019 - 193-199 p. digital Publication Type: Journal Article; Randomized Controlled Trial ISSN: 1528-1140 Standard No.: 10.1097/SLA.0000000000003209 doi Subjects--Topical Terms: Analgesia, Epidural--methodsAnalgesia, Patient-Controlled--methodsAnalgesics, Opioid--administration & dosageAnti-Inflammatory Agents, Non-Steroidal--administration & dosageColorectal Neoplasms--pathologyDiclofenac--administration & dosageEquivalence Trials as TopicHepatectomy--adverse effectsHumansInfusions, IntravenousKetorolac--administration & dosageLength of StayLiver Neoplasms--secondaryPain, Postoperative--prevention & controlProspective Studies