Journal of Nutrition · 2006 · 119 citations · 13 references
AgricultureNutritionNutritional SciencesChild NutritionHuman NutritionPediatric NutritionMicronutrient RequirementsMicronutrient SupplementationVitamin DVitamin D DeficiencyVitamin PhysiologyVitamin SupplementationAdolescent Vitamin D DeficiencyChildhood Sun ExposureNutritional Vitamin D StatusPediatric Vitamin D DeficiencyPediatric Vitamin SupplementationSerum 25-Hydroxyvitamin D StatusVitamin Deficiency PreventionVitamin Fortification Policy
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Hypovitaminosis D in Healthy Schoolchildren
Ghada El‐Hajj Fuleihan, Mona Nabulsi, Mahmoud Choucair et al. · PEDIATRICS · 2001 · 383 citations
An International Comparison of Serum 25-Hydroxyvitamin D Measurements
P. Lips, M C Chapuy, Bess Dawson‐Hughes et al. · Osteoporosis International · 1999 · 382 citations
Terhi A. Outila, Merja Kärkkäinen, Christel Lamberg‐Allardt · American Journal of Clinical Nutrition · 2001 · 336 citations