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Defining the real-world reproducibility of visual grading of left ventricular function and visual estimation of left ventricular ejection fraction: impact of image quality, experience and accreditation.
Cole GD, Dhutia NM, Shun-Shin MJ, Willson K, Harrison J, Raphael CE, Zolgharni M, Mayet J, Francis DP. Cole GD, et al. Int J Cardiovasc Imaging. 2015 Oct;31(7):1303-14. doi: 10.1007/s10554-015-0659-1. Epub 2015 Jul 4. Int J Cardiovasc Imaging. 2015. PMID: 26141526 Free PMC article.