Niskanen RO, Strandberg N. Bedside femoral block performed on the first postoperative day after unilateral total knee arthroplasty: a randomized study of 49 patients. J Knee Surg 18(3): 192-196, 2005 DOI: 10.1055/s-0030-1248180.

PubMed ID: PM:16152867