It seems clear from this study that even when vitamin D dosing may not be optimal it can still have a large impact on the health of children.
1. Cannell JJ, Vieth R, Umhau JC, et al. Epidemic influenza and vitamin D. Epidemiol Infect. 2006;134(6):1129-1140. 2. Aloia JF, Talwar SA, Pollack S, Yeh J. A randomized controlled trial of vitamin D3 supplementation in African American women. Arch Intern Med. 2005;165(14):1618-1623.
3. Institute of Medicine. Dietary reference intakes for calcium and D. Washington DC: The National Academies Press. 4. Holick MF, Binkley NC, Bischoff-Ferrari HA, et al. Evaluation, treatment, and prevention of vitamin D deficiency: an Endocrine Society clinical practice guideline. J Clin Endocrinol Metab. 2011;96(7):1911-1930. 5. Wagner CL, Greer FR, American Academy of Pediatrics Section on Breastfeeding, American Academy of Pediatrics Committee on Nutrition. Prevention of rickets and vitamin D deficiency in infants, children, and adolescents. Pediatrics. 2008;122(5):1142-1152. 6. Canadian Paediatric Society, First Nations and Inuit Health Committee. Vitamin D supplementation in northern Native communities. Paediatr Child Health. 2002;7:459-463. 7. Décard BF, von Ahsen N, Grunwald T, et al. Low vitamin D and elevated immunoreactivity against Epstein–Barr virus before first clinical manifestation of multiple sclerosis. J Neurol Neurosurg Psychiatry. 2012 Aug 11. 8. Belderbos ME, et al. Cord blood vitamin D deficiency is associated with respiratory syncytial virus bronchiolitis. Pediatrics. 2011;127(6)e1513-1520. 9. Yim S, Dhawan P, Ragunath C, Christakos S, Diamond G. Induction of cathelicidin in normal and CF bronchial epithelial cells by 1,25-dihydroxyvitamin D(3). J Cyst Fibros. 2007;6(6):403-410. 10. Mansbach JM, Ginde AA, Camargo CA Jr. Serum 25-hydroxyvitamin D levels among US children aged 1 to 11 years: do children need more vitamin D? Pediatrics. 2009;124(5):1404-1410. 11. Vitamin D Council. Vitamin D deficiency: A global epidemic. Vitamin D Council. July 9, 2012. Available at http://www.vitamindcouncil.org/about-vitamin-d/vitamin-d-deficiency/#ref663. Accessed November 6, 2012.