RT Journal Article SR Electronic T1 pH Adjustment of 0.5% Bupivacaine JF Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 152 OP 152 DO 10.1136/rapm-00115550-199015030-00012 VO 15 IS 3 A1 Ackerman, William E. A1 Juneja, Mustaque M. YR 1990 UL http://rapm.bmj.com/content/15/3/152.abstract AB