Muhammad Iqbal. Antioxidant Activity Test of Combination Extract from Roselle Flower (Hibiscus sabdariffa L.) and Basil Leaf (Ocimum sanctum L.) in Vitro Using the DPPH Method. IJHS [Internet]. 2025 Jun. 17 [cited 2025 Sep. 17];5(2):69-77. Available from: https://journalshub.org/index.php/ijhs/article/view/5268