Identifier Domain Defining Diagram
Means by which an "Agent" may collect two or more "Identifiers In Domain".
Associations From:

Only One

domain

Many

Identifier In Domain

Associations To:

Zero, One or Many

agent responsible for

Only One

Agent

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Identifier In Domain Defining Diagram
"Subject Identifier" which is unique within an "Identifier Domain".
Associations To:

Many

domain

Only One

Identifier Domain

Supertypes:
Subject Identifier