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Stein, James H., Claudia E. Korcarz, R Todd Hurst, Eva Lonn, Christopher B. Kendall, Emile R. Mohler, Samer S. Najjar, Christopher M. Rembold, a Wendy S. Post. "Use of Carotid Ultrasound to Identify Subclinical Vascular Disease and Evaluate Cardiovascular Disease Risk: A Consensus Statement from the American Society of Echocardiography Carotid Intima-Media Thickness Task Force. Endorsed by the Society for Vascular Medicine." Journal of the American Society of Echocardiography 21, no. 2 (2008): 93. https://doi.org/10.1016/j.echo.2007.11.011.

Stein, James H., et al. "Use of Carotid Ultrasound to Identify Subclinical Vascular Disease and Evaluate Cardiovascular Disease Risk: A Consensus Statement from the American Society of Echocardiography Carotid Intima-Media Thickness Task Force. Endorsed by the Society for Vascular Medicine." Journal of the American Society of Echocardiography, vol. 21, no. 2, 2008, p. 93, https://doi.org/10.1016/j.echo.2007.11.011.