Contrast echocardiography improves the diagnostic yield of transthoracic studies performed in the intensive care setting by novice sonographers.
Makaryus AN, Zubrow ME, Gillam LD, Michelakis N, Phillips L, Ahmed S, Friedman D, Sison C, Kort S, Rosman D, Mangion JR. Contrast echocardiography improves the diagnostic yield of transthoracic studies performed in the intensive care setting by novice sonographers. J Am Soc Echocardiogr. 2005 May; 18(5):475-80.