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Correction: Repair of osteochondral defect using icariin-conditioned serum combined with chitosan in rabbit knees
BMC Complementary Medicine and Therapies volume 22, Article number: 336 (2022)
Correction: BMC Complement Med Ther 20, 193 (2020)
Following publication of the original article , the authors reported an error in Fig. 4D. The immunohistological image of collagen II (12 weeks, ICS-CSSH) was in different magnification from other images. The correct figure is given below.
The original article  has been updated.
Zhang J, Ming D, Ji Q, et al. Repair of osteochondral defect using icariin-conditioned serum combined with chitosan in rabbit knees. BMC Complement Med Ther. 2020;20:193. https://doi.org/10.1186/s12906-020-02996-3.
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Zhang, J., Ming, D., Ji, Q. et al. Correction: Repair of osteochondral defect using icariin-conditioned serum combined with chitosan in rabbit knees. BMC Complement Med Ther 22, 336 (2022). https://doi.org/10.1186/s12906-022-03821-9