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Description and Rationale for the Scaffolds Used in the Study
| Gel100 | positive control material to compare to gelatin–PU materials |
| Gel80–PU20 | candidate scaffold showing a significant improvement over Gel100 without long degradation periods, which are typical of polycarbonate PUs36 |
| DRM | an established commercial product that is being used clinically and is a collagen-based scaffold |
