?:definition
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The total amount of active ingredient in all doses of treatment in a given period of time. The given period of time is defined in dosePeriodCode. Derived by multiplying PerformedSubstanceAdministration.periodProductDoseTotal (the composite product that was administered) with the ProductRelationship.quantity (a ratio) for the component product that is the active ingredient (where ProductRelationship.activeIngredientIndicator = \'true\').
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