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. 2023 Jun 29;9(7):e17718. doi: 10.1016/j.heliyon.2023.e17718

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© 2023 The Authors

This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).

PMC Copyright notice

Fig. 5 — Porous 3D printed components with gradient structure design. Gradual changes in porosity in the vertical direction (a [83], c [84], e [85]) and in the diagonal directions (b [86], d [84], f [73]), reprinted with permission.