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(a) Integration of FDM with IVF and (b) (b1) extruder of FDM technology. (b2) Syringe of IVF technology injecting the drug-loaded gel. (b3) Syringe of IVF technology injecting the delaying release polymer. (b4) Obtained images of final printfill of the tablets. Images reproduced with per-mission from [99]. Copyright Elsevier, 2019.
