题目内容
Vitamins are minor but essential of food.
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The ileum of the small intestine at the ileocecal valve leading to the colon.
In most cases the stomach twice as slowly in the evening as in the morning.
As the food is , usable compounds are absorbed by the intestine, while waste products are allowed to move along the digestive tract.
People with cardiomyopathy may experience or tiredness following exercise.
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