Fig. 2From: Systematic review on the application of 3D-bioprinting technology in orthoregeneration: current achievements and open challengesHeat map of the top 19 most commonly used materials in bioinksPCL: poly (caprolactone), PEG: poly(ethylene glycol), PGLA: poly(lactic-co-glycolic acid), PLA: poly (lactic acid). White indicates not reportedBack to article page