1. Deutschaman, C.S., Neligan, P.J., 2016, Evidence-Based Practice of Critical Care, 2nd Edition, Elsevier, Inc., Philadelphia, PA, 88–91.
2. Manasia, A. R. et al. Feasibility and potential clinical utility of goal-directed transthoracic echocardiography performed by noncardiologist intensivists using a small hand-carried device (SonoHeart) in critically ill patients. J. Cardiothorac. Vasc. Anesth. 19, 155–159 (2005).
3. Labovitz, A. J. et al. Focused cardiac ultrasound in the emergent setting: a consensus statement of the American Society of Echocardiography and American College of Emergency Physicians. J. Am. Soc. Echocardiogr. O . Publ. Am. Soc. Echocardiogr. 23, 1225–1230 (2010).
4. Mantuani, D., Frazee, B. W., Fahimi, J. & Nagdev, A. Point-of-Care Multi-Organ Ultrasound Improves Diagnostic Accuracy in Adults Presenting to the Emergency Department with Acute Dyspnea. West. J. Emerg. Med. 17, 46–53 (2016).