“Method for in Vitro Production of Cartilage Microtissues from Scaffold-Free Spheroids Composed of Human Adipose-Derived Stem Cells”. Biomedical Research and Therapy 7, no. 4 (April 26, 2020): 3697–3708. Accessed April 4, 2025. https://preservation.bmrat.org/index.php/BMRAT/article/view/597.