RT Journal Article SR Electronic T1 What Price Security? JF Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 2 OP 2 DO 10.1136/rapm-00115550-198010000-00001 VO 5 IS 4 A1 Donald L. Bridenbaugh, Jr. YR 1980 UL http://rapm.bmj.com/content/5/4/2.abstract AB