1. On oxidation, fermentation, vitamins, health and disease;Szent-Györgyi,1939
2. The RDA concept: time for a change;Lachance;Nutr Rev,1994
3. Committee on Dietary Allowances, Food and Nutrition Board, National Research Council: Recommended Dietary Allowances,1989
4. Persons with chronic conditions: their prevalence and costs;Hoffman;J Am Med Assoc,1996
5. Fruit and vegetables in the American diet: data from the NHANES II survey;Patterson;Am J Publ Hlth,1990