RT Journal Article SR Electronic T1 ‘It’s not over until it’s over’ JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 71 OP 72 DO 10.1136/rapm-2021-102663 VO 47 IS 1 A1 Alexander Schnabel A1 Peter Kranke A1 Christine Meyer-Frießem A1 Peter K Zahn A1 Stephanie Weibel A1 Esther M Pogatzki-Zahn A1 Lisa Oostvogels YR 2022 UL http://rapm.bmj.com/content/47/1/71.abstract AB