Simple, rapid method for assessment of serum vitamin A concentration.
Sowell
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AL
Centers for Disease Control and Prevention, Atlanta, GA  30333.
D005470:Fluorometry / Q000191:economics / Q000379:methods; D006801:Humans; D012015:Reference Standards; D014801:Vitamin A / Q000032:analysis*; D014802:Vitamin A Deficiency / Q000175:diagnosis*