RT Journal Article SR Electronic T1 Misconceptions on the injection level in the “proximal lateral approach” for sciatic nerve block JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP rapm-2019-100740 DO 10.1136/rapm-2019-100740 A1 Takayuki Yoshida A1 Tatsuo Nakamoto YR 2019 UL http://rapm.bmj.com/content/early/2019/08/14/rapm-2019-100740.abstract AB