Siriwa, S.Y. et al. 2024. Effectiveness of COX-2 Inhibitors as Preemptive Analgesia in Total Knee Arthoplasty Surgery. Jurnal MedScientiae. 3, 2 (Aug. 2024), 219–226. DOI:https://doi.org/10.36452/JMedScientiae.v3i2.3247.