2026. EVALUATION OF THE ANALGESIC EFFICACY OF ULTRASOUND-GUIDED FASCIA ILIACA COMPARTMENT BLOCK IN TOTAL HIP ARTHROPLASTY. Vietnam Journal of Community Medicine. 66, CĐ21-Viện Sức khỏe Nghề nghiệp BYT (Jan. 2026). DOI:https://doi.org/10.52163/yhc.v66iCD21.4139.