S. Sunarti, E. Fachrial, U. Harahap, D. Delyuzar, T. Widyawati, and L. D. Lubis, “Hepatoprotective effect of red ginger rhizome extract in deep frying oil-fed male wistar rats”, Univ Med, vol. 36, no. 3, pp. 228–235, Dec. 2017.