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Synthesis and characterization of HSHs based on natural polymer. a) Illustration of the CS‐PC/BG/RA hydrogel network. b) Scheme of the adding order of the ingredients. c) SEM images and EDX spectra of the THBA‐free and THBA‐containing hydrogels. Representative µCT analyses of 3D reconstructions, cross sections, and open porosity (OP) of the THBA‐containing hydrogels. Adapted with permission.[ 33 ] Copyright 2022, The Authors. Published by Elsevier.
