Cita APA (7a ed.)

Journal of the American Society of Echocardiography. Cambridge University Press.

Cita Chicago Style (17a ed.)

Journal of the American Society of Echocardiography. Cambridge University Press.

Cita MLA (8a ed.)

Journal of the American Society of Echocardiography. Cambridge University Press.

Precaución: Estas citas no son 100% exactas.