Ahmed, Zeeshan, Pushpanjali ., Md. Shahnawaz Kausar, and Doyel Sinha. “Study of Serum Calcium, Phosphorus and Vitamin D Status in Multitransfused β-Thalassemia Major Children and Adolescents of Jharkhand, India”. International Journal of Contemporary Pediatrics 6, no. 2 (February 23, 2019): 598–601. Accessed March 26, 2026. https://www.ijpediatrics.com/index.php/ijcp/article/view/2077.