TY - JOUR T1 - Looking backward to move forward in perioperative pain management? JF - Regional Anesthesia & Pain Medicine JO - Reg Anesth Pain Med DO - 10.1136/rapm-2022-103805 SP - rapm-2022-103805 AU - Edward R Mariano AU - Kariem El-Boghdadly Y1 - 2022/06/01 UR - http://rapm.bmj.com/content/early/2022/06/01/rapm-2022-103805.abstract N2 - ER -