Shamim, N., H. Majid, S. Khemani, M. Salim, S. Muneer, and A. H. Khan. “Inappropriate Supplementation of Vitamin D Can Result in Toxicity: A Cross-Sectional Study of Paediatrics Population”. Journal of the Pakistan Medical Association, vol. 73, no. 3, Mar. 2023, pp. 500-5, doi:10.47391/JPMA.5512.