The Lancet · 1995 · 782 citations · 24 references
MedicineGeriatric MedicineNutritionAgingGeriatricsHuman NutritionVitamin DVitamin D DeficiencyVitamin D DisordersVitamin D MetabolismVitamin PhysiologyVitamin D AssessmentVitamin D InsufficiencyVitamin D Metabolism ImpairmentVitamin D PhysiologyVitamin D Status Biomarkers
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Seasonal Changes in Human Plasma Levels of 25-Hydroxyvitamin D
T. C. B. Stamp, J M Round · Nature · 1974 · 343 citations
A new mechanism for induced vitamin D deficiency in calcium deprivation
M. R. Clements, Laura Johnson, David R. Fraser · Nature · 1987 · 342 citations
Medicine, Endocrinology, Physiology +16