Sugiharto H, Hasnawi Haddani, Yuki Fitria, Rizal Zainal. Efficacy of Lidocaine and Ketamine Combination on Reduction of Pain Intensity, Improvement of Functional State and Central Desensitization of Chronic Low Back Pain. Bioscmed [Internet]. 2020 Oct. 3 [cited 2026 Aug. 13];4(4):45-54. Available from: https://bioscmed.com/index.php/bsm/article/view/167