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Bar graphs representing cartilage constituents in rabbits with cartilage defects given cell/scaffold implants. Group with control (untreated) defects (group C); and groups given tissue-engineered cartilage implants at 4 weeks after implantation (group T-4) and 12 weeks after implantation (group T-12). Error bars represent standard deviations. *P < 0.05 on the nonparametric Mann–Whitney U test.
