Bahalkani, U.; Bharo, M. A.; Khuro, A. A.; Kumar, P.; Zaki, M.; Shah, I. H. Prevalence and Risk Factors of Vitamin D Deficiency in Children Aged 0–5 Years: A Cross-Sectional Study in Khairpur District, Sindh: Risk Factors of Vitamin D Deficiency in Sindh’s Children. PJHS-Lahore 2025, 6, 64-68.