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Vitamin D Requirements for Vegan Kids and Vegan Teens - Vegan Kids Nutrition Blog
Vitamin D supplementation recommended in all children, teens | Clinician Reviews
Percentage of US children and adolescents of 3-17 years with vitamin D... | Download Scientific Diagram
Whole Food Multivitamin For Teens with Natural Vitamins/Minerals - 60 Capsules (1 Month Supply)
Teenagers in the UK are not getting enough Vitamin D intake
As Children and Teens Age, Vitamin D Levels Decrease - GrassrootsHealth
Vitamin D has an important role in teenagers' health | Expert Opinion