Al-shahwan, Moayad, Sabrina Ait Gacem, Shahd Shamseddin, and Marwa Sammour. 2018. “VITAMIN D IMPACT ON HUMAN HEALTH AND ITS RELATION WITH SEVERAL DISEASES”. International Journal of Applied Pharmaceutics 10 (6), 60-64. https://doi.org/10.22159/ijap.2018v10i6.28776.