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OCT artifact severity categories. Example interpolated vertical scans from CIRRUS macular cubes (512 A-scans, 128 B-scans) from four subjects showing artifacts for each of the four OCT artifact severity categories: (1) artifacts are not present or minimal, (2) artifacts are clear and low frequency, (3) artifacts are low amplitude and high frequency, and (4) artifacts are high amplitude and high frequency. Scale bar: 200 µm.
