1. Allogeneic Umbilical Cord Blood–Derived Mesenchymal Stem Cell Implantation Versus Microfracture for Large, Full-Thickness Cartilage Defects in Older Patients: A Multicenter Randomized Clinical Trial and Extended 5-Year Clinical Follow-up. Issue 1 (12th January 2021) Authors: Lim, Hong-Chul; Park, Yong-Beom; Ha, Chul-Won; Cole, Brian J.; Lee, Beom-Koo; Jeong, Hwa-Jae; Kim, Myung-Ku; Bin, Seong-Il; Choi, Chong-Hyuk; Choi, Choong Hyeok; Yoo, Jae-Doo; Yoon, Jung-Ro; Chung, Jun-Young Journal: Orthopaedic journal of sports medicine Issue: Volume 9:Issue 1(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗