Nuka, N. M. A. R. R., Andini, N., & Mahmudiono, T. (2024). The Effect of Nutrition Education using Flashcard on Changes in Knowledge and Frequency of Breakfast in SD Muhammadiyah 4 Surabaya. Media Gizi Kesmas, 13(2), 757–763. Retrieved from https://e-journal.unair.ac.id/MGK/article/view/58087