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. 2022 Apr 13;8(4):239. doi: 10.3390/gels8040239

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© 2022 by the authors.

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/).

PMC Copyright notice

Bioprinted heart structure. (a) FRESH-bioprinted collagen heart. (b) Cross-sectional view of bioprinted heart showing right and left ventricles. Scale bar = 5 mm. Reprinted with permission from [4]. Copyright (2019), Science.