Supplemental material, Supplementary_Information_Only_(1) for Two-Year Follow-Up and Remodeling Kinetics of ChonDux Hydrogel for Full-Thickness Cartilage Defect Repair in the Knee by Matthew T. Wolf, Hong Zhang, Blanka Sharma, Norman A. Marcus, Uwe Pietzner, Stefan Fickert, Achim Lueth, G. H. Robert Albers and Jennifer H. Elisseeff in CARTILAGE