Randomized Controlled Trial
Ultrasound-Guided Continuous Interscalene Block: The Influence of Local Anesthetic Background Delivery Method on Postoperative Analgesia After Shoulder Surgery: A Randomized Trial.
Reg Anesth Pain Med. 2014 Sep 1;39(5):387-93.
Randomized Controlled Trial
Continuous infraclavicular brachial plexus block for postoperative pain control at home: a randomized, double-blinded, placebo-controlled study.
Anesthesiology. 2002 Jun 1;96(6):1297-304.
Randomized Controlled Trial
Continuous interscalene brachial plexus block for postoperative pain control at home: a randomized, double-blinded, placebo-controlled study.
Anesth. Analg. 2003 Apr 1;96(4):1089-95, table of contents.