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Create an ERD all the proper cardinalities based on the information below. Business Rules: 1. A doctor writes one or more prescriptions 2. A Patient
Create an ERD all the proper cardinalities based on the information below. Business Rules: 1. A doctor writes one or more prescriptions 2. A Patient may receive one or more prescriptions A Drug may appear in one or more prescriptions. (Assume that the business rule states that each prescription contains only one drug. In short, if a doctor prescribes more than one drug, a separate prescription must be written for each drug.
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