Sitanggang, Desi Daomara, Serlinda Mareta Putri, Sesillia Agustin, Dwi Arman Prasetya, and Tresna Maulana Fahrudin. “Statistical Analysis of Infant Malnutrition Cases in North Sumatra Before and After COVID-19 Using the Wilcoxon Test”. Jurnal Aplikasi Sains Data 1, no. 2 (October 28, 2025): 59–65. Accessed December 11, 2025. https://jasid.upnjatim.ac.id/index.php/jasid/article/view/16.