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. 2019 Apr 22;46(6):2610–2620. doi: 10.1002/mp.13503

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© 2019 The Authors. Medical Physics published by Wiley Periodicals, Inc. on behalf of American Association of Physicists in Medicine.

This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc-nd/4.0/ License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.

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Quantitative breast density segmentation algorithm applied to calibration phantom; (left) speed of sound image, (middle) segmented peripheral capsule and high‐speed spheres and rods. The segmentation is based on speed of sound > 1489 m/s.