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. 2023 Jan 3;27:1. doi: 10.1186/s40824-022-00338-7

Fig. 2.

Fig. 2

Schematic Diagram of New 3D Biological Printing Strategy. A Schematic diagram of the classical embedded bioprinting strategy [57]. B Schematic diagram of the microfluidic bioprinting strategy. (i) microfluidic print head with pneumatic valve, (ii) &(iii) coaxial flow focused extruder [59]. C Schematic diagram of the classical volumetric bioprinting strategy [62]. Reprinted with permission from Ref. [57, 59, 62]