# Correction: FRESH extrusion 3D printing of type-1 collagen hydrogels photocrosslinked using ruthenium

PMC · DOI: 10.1371/journal.pone.0326622 · 2025-06-17

## Full-text entities

- **Chemicals:** ruthenium (MESH:D012428)

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Source: https://tomesphere.com/paper/PMC12173176