1. Emergency department echocardiography improves outcome in penetrating cardiac injury;FPlummer;Ann Emerg Med,1992
2. Raymond E. Jackson, Raymond R. Rudoni, Andrew M. Hauser, Rebecca G. Pascual. Prospective evaluation of two-dimensional transthoracic echocardiography in emergency department patients with suspected pulmonary embolism https://www.uptodate.com/contents/transthoracic-echocardiography-for-the-evaluation-of-chest-pain-in-the-emergency-department.
3. Bedside echocardiography by emergency physicians;Mandavia;Ann Emerg Med,2001