RT Journal Article SR Electronic T1 Not a single spinal cord injury due to direct needle trauma in over 1.3 million epidural steroid injections JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 140 OP 140 DO 10.1136/rapm-2021-102904 VO 47 IS 2 A1 Gilligan, Christopher A1 Rathmell, James YR 2022 UL http://rapm.bmj.com/content/47/2/140.1.abstract AB