Dr. Anika Agrawal, Dr Manisha Garg, Dr. Jagdish Singh, Dr Priyanshu Mathur, and Dr. Khurshida Khan. “A Comparative Study of 25 Hydroxy Vitamin D Levels in Patients of Thalassemia and Healthy Children”. Pediatric Review: International Journal of Pediatric Research 3, no. 9 (September 30, 2016): 652-656. Accessed July 3, 2024. https://pediatrics.medresearch.in/index.php/ijpr/article/view/169.