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. 2019 Mar 19;6:10. doi: 10.3389/fsurg.2019.00010

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Copyright © 2019 Zhao, Lau and Ng.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Thoracoscopic view of ENB methylene blue dye marked lesion that is difficult to identify (left side), clearly visible fluorescence from ICG dye with near-infrared light for the same marked lesion (right side).