TY - GEN AU - Chen,Pik Yu AU - Samy,Winnie AU - Aaron Ying,Chee Lun TI - Corrigendum to "Comparing cost and effectiveness of IVPCA morphine with perioperative multimodal analgesia of oral etoricoxib and oxycontin: A retrospective study" [J Orthop 16 (2019) 585-589] SN - 0972-978X PY - 0000/// PB - Journal of orthopaedics N1 - Publication Type: Published Erratum UR - https://doi.org/10.1016/j.jor.2019.12.012 ER -