TY - JOUR AU - Callaghan, J.J. DO - doi:10.1302/1358-992X.99BSUPP_7.CCJR2016-097 UR - https://doi.org/10.1302/1358-992X.99BSUPP_7.CCJR2016-097 TI - PRE- AND POST-OPERATIVE OPIOID USE: A CLEAR AND PRESENT PROBLEM T2 - Orthopaedic Proceedings VL - 99-B IS - SUPP_7 PY - 2017 SP - 97 EP - 97 ER -