Kale, A. B., M. Haseeb, D. Jain, B. Jain, and A. Deshmukh. “Sero-Prevalence of Vitamin D Deficiency Among Pediatric Subjects Visiting Central Railway Hospital, Byculla, Mumbai, India: A Cross Sectional Study”. International Journal of Contemporary Pediatrics, vol. 3, no. 2, Dec. 2016, pp. 461-3, doi:10.18203/2349-3291.ijcp20160657.