RT Journal Article SR Electronic T1 Combination of ibuprofen and acetaminophen is no different than low-dose opioid analgesic preparations in relieving short-term acute extremity pain JF BMJ Evidence-Based Medicine JO BMJ EBM FD BMJ Publishing Group Ltd SP 197 OP 198 DO 10.1136/bmjebm-2018-110912 VO 23 IS 5 A1 Beaudoin, Francesca L YR 2018 UL http://ebm.bmj.com/content/23/5/197.abstract AB