M. Sianturi, N. Susilaningsih, H. Nugroho, N. Suci, T. N. Kristina, and M. Suryani, “Effect of lycopene and metformin combination on phagocytosis, glycemic control, and oxidative stress in rats with type 2 diabetes”, Med J Indones, vol. 32, no. 1, pp. 1-6, Jul. 2023.