Tarigan DB, Lenny S, Zuhra CF. ANALYSIS OF TOTAL FLAVONOID CONTENT AND ANTIOXIDANT ACTIVITY ASSAY OF GUAVA VARIETY CRYSTAL (Psidium guajava L.) LEAVES EXTRACT. J. kim. ris [Internet]. 2024 Jun. 30 [cited 2025 Oct. 25];9(1):90-9. Available from: https://e-journal.unair.ac.id/JKR/article/view/57803