APA (7th ed.) Citation

Roper, D., Sedgwick, J., Burstow, D., Hudaverdi, M., West, C., Kelly, N., . . . Platts, D. (2011). The Incremental Benefit of Perflutren Microsphere Contrast Echocardiography in Ventricular Thrombus Evaluation. Heart, Lung & Circulation, 20, S193. https://doi.org/10.1016/j.hlc.2011.05.476

Chicago Style (17th ed.) Citation

Roper, D., J. Sedgwick, D. Burstow, M. Hudaverdi, C. West, N. Kelly, B. Bolton, and D. Platts. "The Incremental Benefit of Perflutren Microsphere Contrast Echocardiography in Ventricular Thrombus Evaluation." Heart, Lung & Circulation 20 (2011): S193. https://doi.org/10.1016/j.hlc.2011.05.476.

MLA (9th ed.) Citation

Roper, D., et al. "The Incremental Benefit of Perflutren Microsphere Contrast Echocardiography in Ventricular Thrombus Evaluation." Heart, Lung & Circulation, vol. 20, 2011, p. S193, https://doi.org/10.1016/j.hlc.2011.05.476.