1.Ultraviolet Radiation: A Hazard to Children and Adolescents http://pediatrics.aappublications.org/content/127/3/e791.long
2. Hypovitaminosis D in the Middle East and North Africa: Prevalence, risk factors and impact on outcomes. https://www.ncbi.nlm.nih.gov/pubmed/24194968
3. Possible renoprotection by vitamin D in chronic renal disease: beyond mineral metabolism. https://www.ncbi.nlm.nih.gov/pubmed/19859070
4. Vitamin D status, parathyroid hormone and bone mineral density in patients with inflammatory bowel disease. https://www.ncbi.nlm.nih.gov/pubmed/11843057
5. Maternal vitamin D status: effect on milk vitamin D content and vitamin D status of breastfeeding infants. https://www.ncbi.nlm.nih.gov/pubmed/22585912
6. Vitamin D requirements during lactation: high-dose maternal supplementation as therapy to prevent hypovitaminosis D for both the mother and the nursing infant. https://www.ncbi.nlm.nih.gov/pubmed/15585800
7. Human serum 25-hydroxycholecalciferol response to extended oral dosing with cholecalciferol http://ajcn.nutrition.org/content/77/1/204.full
8. Hypovitaminosis D and vitamin D deficiency in exclusively breast-feeding infants and their mothers in summer: a justification for vitamin D supplementation of breast-feeding infants. https://www.ncbi.nlm.nih.gov/pubmed/12584539
9. Nutritional Status of Vitamin D and the Effect of Vitamin D Supplementation in Korean Breast-fed Infants https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2800022/
10. Breastfeeding and vitamin D status in Greece during the first 6 months of life. https://www.ncbi.nlm.nih.gov/pubmed/16143866
11. Neonatal vitamin D status at birth at latitude 32 degrees 72': evidence of deficiency. https://www.ncbi.nlm.nih.gov/pubmed/17625571?dopt=Abstract
12. Comparison of oral 25-hydroxycholecalciferol, vitamin D, and ultraviolet light as determinants of circulating 25-hydroxyvitamin D. https://www.ncbi.nlm.nih.gov/pubmed/?term=.+Comparison+oforal+25+hydroxycholecalciferol%2C+vitamin+D+and+ultraviolet+light+as+determinants+of+circulating+25-hydroxyvitamin+D
13. Human plasma transport of vitamin D after its endogenous synthesis. https://www.ncbi.nlm.nih.gov/pubmed/8390483?dopt=Abstract
14. The vitamin D requirement during human lactation: the facts and IOM's 'utter' failure https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4498682/
15.Prevention of rickets and vitamin D deficiency in infants, children, and adolescents.
16. Maternal vitamin D status: effect on milk vitamin D content and vitamin D status of breastfeeding infants.