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IntroductionSome studies comparing serum cobalamin in individuals with and without sickle cell disease (SCD) have suggested a higher prevalence of cobalamin deficiency in SCD but others have not. Our aim was to prospectively compare cobalamin status in African–Americans with and without SCD.
MethodsWe analyzed blood samples from 86 subjects in two groups: SCD (n = 29) and non‐SCD (n = 57). Serum...