“Comparison of Two Tangential Flow Filtration Methods in Isolating CD63+/CD9+ Mesenchymal Stem Cell Exosome” (2023) International Journal of Cell and Biomedical Science, 2(4), pp. 147–152. Available at: https://journal.apu.ac.id/cbs/article/view/32 (Accessed: 8 November 2026).