TY - JOUR T1 - Ultrasound-guided superior cluneal nerves block: raising the bar JF - Regional Anesthesia & Pain Medicine JO - Reg Anesth Pain Med SP - 771 LP - 771 DO - 10.1136/rapm-2019-100619 VL - 44 IS - 8 AU - Philip Cornish Y1 - 2019/08/01 UR - http://rapm.bmj.com/content/44/8/771.abstract N2 - ER -