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. (2024). Jurnal Sains Dan Kesehatan, 5(5), 652-658. https://doi.org/10.30872/jsk.v5i5.561