Reproduced with permission from: Balki I, Khan JS, Staibano P, et al. Effect of perioperative active body surface warming systems on analgesic and clinical outcomes: A systematic review and meta-analysis of randomized controlled trials. Anesth Analg 2020; 131(5):1430-1443. Copyright © 2020 International Anesthesia Research Society.
https://journals.lww.com/anesthesia-analgesia/pages/default.aspx.