APA引文

Hussein, K., Elaassar, H., Ragab, D., Elattroush, H., Soliman, R., & Khaled, H. (2009). Echocardiographic assessment of the effects of acute left ventricular pacing on patients with severe congestive heart failure and narrow QRS duration. BioMed Central.

Citação norma Chicago

Hussein, K., H. Elaassar, D. Ragab, H. Elattroush, R. Soliman, and H. Khaled. Echocardiographic Assessment of the Effects of Acute Left Ventricular Pacing On Patients With Severe Congestive Heart Failure and Narrow QRS Duration. BioMed Central, 2009.

MLA引文

Hussein, K., et al. Echocardiographic Assessment of the Effects of Acute Left Ventricular Pacing On Patients With Severe Congestive Heart Failure and Narrow QRS Duration. BioMed Central, 2009.