Lach, Michał S., and Wiktoria M. Suchorska. “The Effect of the Combination of TGF-β1 and BMP2 With High-Density Pellet Cell Culture During Chondrogenic Differentiation of Pluripotent Stem Cells”. Letters in Oncology Science, vol. 17, no. 1, Mar. 2020, pp. 37-46, doi:10.21641/los.2020.17.1.169.