RT Journal Article SR Electronic T1 Reply to Dr. Sala-Blanch JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 620 OP 621 DO 10.1016/j.rapm.2004.09.003 VO 29 IS 6 A1 Borene, Steven C. A1 Boezaart, André P YR 2004 UL http://rapm.bmj.com/content/29/6/620.abstract AB