Suwanwichai, Chanarat, and Chawika Pisitsak. “Venous congestion in surgical patients assessed by the Venous Excess Ultrasound Grading System (VExUS): A comprehensive review: VExUS in surgical patients: A comprehensive review”. Clinical Critical Care 34, no. 1 (January 12, 2026): e260002. accessed September 28, 2026. https://he02.tci-thaijo.org/index.php/ccc/article/view/276334.