RT Journal Article SR Electronic T1 Ultrasound-guided supraclavicular block. An experience summary of 200 patients. JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 53 OP 53 DO 10.1136/rapm-00115550-199924031-00053 VO 24 IS Suppl 1 A1 Michael W. Jopling A1 Heather Thomas YR 1999 UL http://rapm.bmj.com/content/24/Suppl_1/53.abstract AB