Naz, A. S. . (2017) “Vitamin D deficiency: Plethora of Etiological Factors Prevalent in Pakistan”, Journal of Bahria University Medical and Dental College, 7(1), pp. 3–8. Available at: https://jbumdc.bahria.edu.pk/index.php/ojs/article/view/217 (Accessed: 22 November 2024).