Optimization of Water-Ethanol Solvent Composition of Red Betel Leaf Extraction (Piper crocatum Ruiz & Pav) Using Simplex Latice Design Method on Antioxidant Activity. JURNAL FARMASIMED (JFM), [S. l.], v. 8, n. 1, p. 311–319, 2025. DOI: 10.35451/5d1c7339. Disponível em: https://ejournal.medistra.ac.id/index.php/JFM/article/view/3112. Acesso em: 3 nov. 2025.