RT Journal Article SR Electronic T1 Diaphragm-sparing erector spinae plane block for shoulder surgery: emerging evidence JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP rapm-2020-101599 DO 10.1136/rapm-2020-101599 A1 Ban C H Tsui A1 Lisa Y Sun A1 Vivian H Y Ip A1 Mohammed F Malik A1 Ilker Ince A1 Hesham Elsharkawy YR 2020 UL http://rapm.bmj.com/content/early/2020/05/29/rapm-2020-101599.abstract AB