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. 2011 Nov 9;19(24):23831–23844. doi: 10.1364/OE.19.023831

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©2011 Optical Society of America

This is an open-access article distributed under the terms of the Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 Unported License, which permits download and redistribution, provided that the original work is properly cited. This license restricts the article from being modified or used commercially.

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Fig. 3 — DWP-OCT intensity (blue) and phase (black) vs. time at fixed probe depth at the posterior side of a 30-µm diameter arteriole. Phase signal contains a fast (5.9 Hz) component due to heart beat and a slow (1.2 Hz) component due to respiration.