[Retracted] Stem Cells Promote the Regeneration of Knee Joint Degenerative Bone and Articular Cartilage
M Zheng - Journal of Healthcare Engineering, 2022 - Wiley Online Library
Cartilage damage has a certain ability to spontaneously repair, but the repaired tissue often
shows the phenomenon of cartilage terminal differentiation, which causes irreversible …
shows the phenomenon of cartilage terminal differentiation, which causes irreversible …
How do classroom-turnover times depend on lecture-hall size?
J Benson, M Bessonov, K Burke, S Cassani… - arXiv preprint arXiv …, 2022 - arxiv.org
Academic spaces in colleges and universities span classrooms for 10 students to lecture
halls that hold over 600 people. During the break between consecutive classes, students …
halls that hold over 600 people. During the break between consecutive classes, students …