AudinaM., MariyaS., ZaelaniB. F. D., Yuliana, and DarusmanH. S. “3D Culture Cells Technique for Exosomes Isolation of HEK293 and Its Application on WiDr Cells”. HAYATI Journal of Biosciences, Vol. 31, no. 6, Sept. 2024, pp. 1173-80, doi:10.4308/hjb.31.6.1173-1180.