Cita APA

Lawson, W. E., Hui, J. C. K., Barsness, G. W., Kennard, E. D., & Kelsey, S. F. (2006). Effectiveness of enhanced external counterpulsation in patients with left main disease and angina. Clin Cardiol.

Citación estilo Chicago

Lawson, William E., John C. K. Hui, Gregory W. Barsness, Elizabeth D. Kennard, y Sheryl F. Kelsey. "Effectiveness of Enhanced External Counterpulsation in Patients With Left Main Disease and Angina." Clin Cardiol 2006.

Cita MLA

Lawson, William E., et al. "Effectiveness of Enhanced External Counterpulsation in Patients With Left Main Disease and Angina." Clin Cardiol 2006.