RT Journal Article SR Electronic T1 Introduction JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 1 OP 1 DO 10.1053/rapm-00115550-200309001-00001 VO 28 IS Suppl 1 A1 , A1 Gligorijevic, Slobodan A1 Stienstra, Rudolf A1 Mogensen, Torben YR 2003 UL http://rapm.bmj.com/content/28/Suppl_1/1.abstract AB