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. 2017 Dec 21;7:17975. doi: 10.1038/s41598-017-18331-9

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© The Author(s) 2017

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

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(a) OCT B scan of the skin over the dashed line in (b). (b) Photo of the surgical scar. (c) Depth color coded image of skin vasculature between [0.5 mm, 1 mm] in z direction using fused OCTA/PAT volume. (d) Depth color coded image of skin vasculature between [1 mm, 4 mm] in z direction using fused OCTA/PAT volume. (e) Skin vasculature in gray scale between [0 0.5 mm] in z direction imaged by OCTA. (f) Transition zone en face view showing the same vessels resolved by both OCTA (green) and PAT (red). (g) and (h) OCT/OCTA/PAT merged volume 3D rendering at two perspectives. Scale bar = 1 mm except in (a).