Andersen, K. V., Nikolajsen, L., Daugaard, H., Andersen, N. T., Haraldsted, V., & Søballe, K. (2015). Local infiltration analgesia is not improved by postoperative intra-articular bolus injections for pain after total hip arthroplasty. Acta Orthopaedica, 86(6), 647–653. https://doi.org/10.3109/17453674.2015.1081340