RT Journal Article SR Electronic T1 Editor’s perspective on quality improvement research JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 641 OP 642 DO 10.1136/rapm-2021-102702 VO 46 IS 8 A1 Sites, Brian D A1 Wu, Christopher YR 2021 UL http://rapm.bmj.com/content/46/8/641.abstract AB