Ropivacaine 3.75 mg/ml, 5 mg/ml, or 7.5 mg/ml for Cervical Plexus Block During Carotid Endarterectomy
Vincent J. Umbrain, Viola L. van Gorp, Eric Schmedding, Erik E. Debing, Karl von Kemp, Pierre M. van den Brande, Frédéric Camu
Regional Anesthesia & Pain Medicine Jul 2004, 29 (4) 312-316; DOI: 10.1016/j.rapm.2004.04.007