 | Up a level |
Sveticic, Gorazd; Farzanegan, Farzan; Zmoos, Patrick; Zmoos, Sandra; Eichenberger, Urs; Curatolo, Michele (2008). Is the combination of morphine with ketamine better than morphine alone for postoperative intravenous patient-controlled analgesia? Anesthesia and analgesia, 106(1), 287-93, table of contents. Hagerstown, Md.: Lippincott Williams & Wilkins 10.1213/01.ane.0000289637.11065.8f
