BASED ON THE HACCP SYSTEM, STUDY THE CAUSES OF IRON DEFICIENCY IN SCHOOLCHILDREN. ACUMEN: INTERNATIONAL JOURNAL OF MULTIDISCIPLINARY RESEARCH, [S. l.], v. 2, n. 11, p. 90–95, 2025. Disponível em: https://www.universalpublishings.com/index.php/aijmr/article/view/14324. Acesso em: 13 nov. 2026.