. 2024 Jul 8;14(13):1453. doi: 10.3390/diagnostics14131453
© 2024 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/).
Figure 2.
The test object obtained by 3D printing.