| http://www.w3.org/ns/prov#value | - For example, a physician could specify a brand name for a therapeutic dosage of an active pharmaceutical ingredient (API), i.e., a ???branded product???, when there is a substitute generic pharmaceutical product, approved by a regulatory authority, such as the Food and Drug Administration (FDA), with the same API. In some instances, the generic pharmaceutical may be a direct substitute, i.e., ther
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