Uma Devi Karuru, Bhavneet Bharti, Sanjay Verma, and Naresh Sachdeva. 2021. “Vitamin D Deficiency Prevalence Among Healthy Term Infants at the Age of 4–6 Months: A Cross-Sectional Observational Study from Tertiary Care Hospital Setting”. Indian Journal of Child Health 7 (12): 471-76. https://doi.org/10.32677/IJCH.2020.v07.i12.001.