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. Author manuscript; available in PMC: 2022 Dec 2.
Published in final edited form as: Prog Polym Sci. 2019 Jul 12;98:101147. doi: 10.1016/j.progpolymsci.2019.101147

Fig. 1.

Fig. 1.

Schematic representation of chemical crosslinking strategies employed in the construction of 3D hydrogel scaffolds, and the chemistries implicated in functionalization/conjugation of biomolecules.