Evaluasi Sitotoksisitas Ekstrak Etanol Rumput Kebar (Biophytum umbraculum Welw.) terhadap Sel Vero secara In Vitro : Evaluation of Cytotoxicity of Biophytum umbraculum Welw. Ethanol Extract Against Vero Cells In Vitro. jofe. 2026;5(3):146-156. doi:10.25047/jofe.v5i3.6522