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Figure 3 The prevalence of vitamin D insufficiency in children and adolescents in the UK. Raw data from the National Diet and Nutrition Surveys of children (aged 1.5–4.5 years and 4–18 years) kindly provided by Dr Anne Prentice, MRC Human Nutrition Research, Cambridge, UK. <50 F, % females with serum 25(OH)D <50 nmol/l; <50 M, % males with serum 25(OH)D <50 nmol/l; BrAsian; British Asian.
