Huynh, P., V. Q. Nguyen, S. T. Nguyen, T. M. Le, and N. B. Vu. “Camptothecin Can Increase the Quantity of Apoptotic Bodies in a Conditioned Medium from Human Umbilical Cord-Derived Mesenchymal Stem Cell Culture”. Science and Technology Development Journal, Vol. 24, no. 4, Dec. 2021, pp. 2204-1, doi:https://doi.org/10.32508/stdj.v24i4.2560.