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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
This picture summarizes the basic framework and ideas of the review. We concentrate our discussion mainly on recent advancements from conventional (A) and advanced (B) imaging to AI (C) in identifying TP and TRCs. (C) Copyright 2019, OXFORD UNIVERSITY PRESS LICENSE.