Suryani, E., M. L. Harahap, N. A. Rangkuti, N. S. Batubara, R. A. Siregar, and R. D. Siregar. “The Influence of Knowledge of Mother Who Have Baby 6-12 Months on Supplementary Feeding”. International Journal of Public Health Excellence (IJPHE), vol. 1, no. 1, Jan. 2022, pp. 52-55, doi:10.55299/ijphe.v1i1.12.