T. Sujono, “Immunostimulant Effect of Combination Extract of Garcinia mangostana, Moringa oleifera, and Phyllantus niruri based on Phagocytic Index and Titre Antibody Production in Mice”, TJNPR, vol. 9, no. 5, pp. 2159–2166, May 2025, doi: 10.26538/tjnpr/v9i5.41.