APA

Levine R. A., Stathogiannis E., Newell J. B., Harrigan P. & Weyman A. E. (19880520). Reconsideration of echocardiographic standards for mitral valve prolapse: lack of association between leaflet displacement isolated to the apical four chamber view and independent echocardiographic evidence of abnormality. : Journal of the American College of Cardiology.

Chicago

Levine R A, Stathogiannis E, Newell J B, Harrigan P and Weyman A E. 19880520. Reconsideration of echocardiographic standards for mitral valve prolapse: lack of association between leaflet displacement isolated to the apical four chamber view and independent echocardiographic evidence of abnormality. : Journal of the American College of Cardiology.

Harvard

Levine R. A., Stathogiannis E., Newell J. B., Harrigan P. and Weyman A. E. (19880520). Reconsideration of echocardiographic standards for mitral valve prolapse: lack of association between leaflet displacement isolated to the apical four chamber view and independent echocardiographic evidence of abnormality. : Journal of the American College of Cardiology.

MLA

Levine R A, Stathogiannis E, Newell J B, Harrigan P and Weyman A E. Reconsideration of echocardiographic standards for mitral valve prolapse: lack of association between leaflet displacement isolated to the apical four chamber view and independent echocardiographic evidence of abnormality. : Journal of the American College of Cardiology. 19880520.