Dianika, Bani, Yulia Lanti Retno Dewi, and Bhisma Murti. “The Effect of Vitamin D Deficiency on Anemia in Children and Adolescents: Meta-Analysis”. Journal of Maternal and Child Health 8, no. 1 (January 16, 2023): 12–22. Accessed May 1, 2024. https://thejmch.com/index.php/thejmch/article/view/878.