Draw an e-r diagram for a patient appointment system, Electrical Engineering

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Draw an e-r diagram for a patient appointment system

Draw an E-R diagram for a patient appointment system. Consider the entities patient, patient appointment, doctor, prescription, and pharmacy. Identify and depict the cardinality of each relationship. Also identify the attributes and candidate key of each entity.

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Electrical Engineering: Draw an e-r diagram for a patient appointment system

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