Alryahi, I.A. et al. 2025. Apoptosis-mediated antitumor activity of the ethanolic extract of Calotropis procera flowers: in vitro testing on the MG63 human osteosarcoma cell line. Pharmakeftiki . 37, 2S (Oct. 2025). DOI:https://doi.org/10.60988/p.v37i2S.158.