[1]
I. Dobrydnjov, C. Anderberg, C. Olsson, O. Shapurova, K. Angel, and S. Bergman, “Intraarticular vs. extraarticular ropivacaine infusion following high-dose local infiltration analgesia after total knee arthroplasty”, ActaO, vol. 82, no. 6, pp. 692–698, Dec. 2011.