Korelasi Kadar Fenol Dan Flavonoid Terhadap Indeks Aktivitas Antioksidan Ekstrak Batang Vernonia Amygdalina: Correlation of Phenol and Flavonoid Content With Antioxidant Activity Index of Vernonia Amygdalina Stem Extracts. J. Sains. Kes 2024, 5 (5), 652-658. https://doi.org/10.30872/jsk.v5i5.561.