References:

Balch, James, M.D., Balch, Phyllis, C.N.C.,
"Prescription for Nutritional Healing",
ISBN 0-89529-727-2

Clayton, Paul, Dr.,
"Health Defense",
ISBN 0-905553-63-2

Murray Michael & Joseph Pizzorno,
"Encyclopedia of Natural Medicine",
ISBN 0-356-17218-X

Werbach, Melvin,
"Healing through Nutrition",
ISBN 0-7225-2941-4

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