“Estimate the Relationship on Haemoglobin, Serum Iron & Vitamin B12: A Prospective Observational Study”. International Archives of BioMedical and Clinical Research 5, no. 3 (March 20, 2024): 53–56. Accessed May 18, 2026. http://iabcr.org/index.php/iabcr/article/view/266.