RT Journal Article SR Electronic T1 Spinal and Epidural Anesthesia JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 181 OP 182 DO 10.1136/rapm-00115550-200803000-00015 VO 33 IS 2 A1 Stienstra, Rudolf YR 2008 UL http://rapm.bmj.com/content/33/2/181.abstract AB