RT Journal Article SR Electronic T1 Low-Dose Ketamine for Acute Pain Management: A Timely Nudge Toward Multimodal Analgesia JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 453 OP 455 DO 10.1097/AAP.0000000000000810 VO 43 IS 5 A1 Zeballos, Jose L. A1 Lirk, Philipp A1 Rathmell, James P. YR 2018 UL http://rapm.bmj.com/content/43/5/453.abstract AB