EP170 The effectiveness of subanesthetic intravenous ketamine for relief of tourniquet pain in adult patients for arthroscopic knee surgery at a tertiary care center from June 2021 to May 2023: a retrospective cohort study
EP170 The effectiveness of subanesthetic intravenous ketamine for relief of tourniquet pain in adult patients for arthroscopic knee surgery at a tertiary care center from June 2021 to May 2023: a retrospective cohort study