Expiration Date Production Identifier

Definition 1

The production identifier is the expiration date. (NCI Thesaurus)

Definition 2

The device is managed by expiration date; the date, which appears on the label, by which the device must or should be used. (Food and Drug Administration)

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Expiration

To come to a close or end of useable period; termination.

Experimental Unit Subgroup Code

A coded value specifying the identification of uniform groups of subjects for separate analysis or treatment.

Experimental Unit Status Date

The date (and time) on which the status is assigned to the experimental unit.

Experimental Unit Status Code

A coded value specifying the phase in the lifecycle of the experimental unit.

Experimental Unit Identifier

A unique symbol that establishes identity of the experimental unit.

Experimental Unit

A physical entity which is the primary unit of interest in a specific research objective. In an interventional study, the experimental unit…