Faheem Ullah, Khanasa Kiani, Maham Khalid, Maryum Saeed Hashmi, Sayed Khan, and Erum Tariq. “BIOCHEMICAL AND PHYSIOLOGICAL EFFECTS OF VITAMIN D SUPPLEMENTATION ON IMMUNE RESPONSE IN CHILDREN WITH RECURRENT RESPIRATORY INFECTIONS”. Journal of Population Therapeutics and Clinical Pharmacology 32, no. 11 (September 30, 2026): 2102–2108. Accessed November 15, 2026. https://jptcp.com/index.php/jptcp/article/view/13235.