Mawaddah, M. and Siregar , E. S. (2026) β€œThe Effect of Using A Digital Nutrition Application on The Knowledge and Attitudes of Mothers With Children Aged 1–5 Years Regarding Undernutrition ”, Jurnal Ners, 10(1), pp. 2172–2178. doi: 10.31004/jn.v10i1.54441.