Wandee, M. and Siriwong, S. 2026. Comparison between External Oblique Intercostal Plane (EOI) Block and Incisional Local Infiltration Effect in Open Cholecystectomy: A Randomized Controlled Trial. Journal of Health Science and Medical Research. 44, 3 (May 2026), e20251261. DOI:https://doi.org/10.31584/jhsmr.20251261.