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Ayesha Khan, Mujahid Iqbal, Shahid Masood, Mohammad Mohsin, Muhammad Ibrahim, Fayaz Ahmed. Vitamin D Deficiency and Its Association with Recurrent Wheeze in Toddlers. Pakistan Journal of Medical & Health Sciences [Internet]. 2023 Dec. 28 [cited 2026 Aug. 5];17(12):914. Available from: https://pjmhsonline.com/pjmhs/article/view/7317