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5.4. Association Reference Set can be used to constrain (or guide) data entry into fields, where the value is dependent on (or has some type of association with) the value of another field. While other technical solutions are possible, the 45.2.5 . Association Reference Set provides a standardized way of representing and distributing the associations required to support this functionality. The figure below illustrates how an 45.2.5 . Association Reference Set could be used for this purpose.
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