Martin KC, Gill EA, Douglas IJ, Longino AA. Evaluation of a modified venous excess ultrasound (VExUS) protocol for estimation of venous congestion: a cohort study. Ultrasound J. 2025;17(1):7. Accessed January 30, 2026. https://mattioli1885journals.com/index.php/theultrasoundjournal/article/view/18119