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Printed constructs from alginate (6% wt)–Pluronic (13% wt) hybrid gels. (a) Non-cell-laden prints of an anatomical nose with a height of 1.72 cm (b) Non-cell-laden prints of an anatomical ear with a height of 0.64 cm. Scale bar = 1 cm. (c) hMSC-laden full-sized tracheal cartilage ring (17 mm (L) × 14.5mm (W) × 1.8 mm (H)) after culture for 35 days. Reproduced from James P.K Armstrong et al. [111].
