Clemency, B. M., Bola, A., Schlader, Z. J., Hostler, D., Lin, H., St. James, E., Lema, P. C., & Johnson, B. D. (2022). Ultrasonographic Inferior Vena Cava Measurement is More Sensitive Than Vital Sign Abnormalities for Identifying Moderate and Severe Hemorrhage. The Journal of Emergency Medicine, 62(1), 64–71. https://doi.org/10.1016/j.jemermed.2021.07.049