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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 (http://creativecommons.org/licenses/by/4.0/).
The role of Axl in resistance to epidermal growth factor receptor (EGFR), human epidermal growth factor receptor 2 (HER2) and HER3 tyrosine kinase inhibitors.