Tri Kusumastuti, Fajar, Sutaryo Sutaryo, and Sri Mulatsih. “Correlations Between Hemoglobin, Serum Ferritin, and Soluble Transferrin Receptor Levels in Children Aged 6-59 Months”. Paediatrica Indonesiana 54, no. 2 (April 30, 2014): 122-6. Accessed May 5, 2024. https://paediatricaindonesiana.org/index.php/paediatrica-indonesiana/article/view/224.