Kresnawaty, Irma, Galuh Permatasari, Djoko Santoso, Muhaimin Rifa’i, and Widodo. “Evaluation of Acute Toxicity and Therapeutic Potential of Oil Palm Leaf Extract (OPLE) As an Antioxidant and Immunosuppressant”. Indonesian Journal of Pharmacy00 (February 23, 2026). Accessed April 20, 2026. https://journal.ugm.ac.id/v3/IJP/article/view/21336.