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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/).
Tissue specimen of a pancreatic ductal adenocarcinoma (PDAC). Intense stromal reaction surrounding tumoral ducts and acini (from the personal collection of TK). Magnification 150×.