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. 2021 Dec 30;8(1):495. doi: 10.18063/ijb.v8i1.495

Figure 3.

Figure 3

(A) Schematic diagram of scaffold with fiber stacking structure. (B) scanning electron microscope images of overall fibrous scaffold structure. (C) Cross-section of fiber stacking. (D-F) Fiber surface morphology of poly-E-caprolactone (PCL), PCL-10-D and PCL-20-D scaffold, respectively. Figure 3(A)-(D) are original images, and Figure 3(E) and (F) are adapted from ref.[20] licensed under Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International (CC BY-NC-ND 4.0), https://creativecommons.org/licenses/by-nc-nd/4.0.