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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/).
Number of publications returned from a search containing the keywords “(“Additive manufacturing” OR 3D Printing OR three-dimensional printing) AND food” during the period between 2015–2020 (July 2020) in four databases (ScienceDirect, Springer, Wiley, Francis and Taylor Online).