RT Journal Article SR Electronic T1 ASRA 2022 Pain Meeting abstracts JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 388 OP 394 DO 10.1136/rapm-2022-ASRA VO 47 IS 6 YR 2022 UL http://rapm.bmj.com/content/47/6/388.abstract AB