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Participating Country Code
A coded value specifying the countries from which participants will be, are intended to be, or have been recruited for an activity. (NCI Thesaurus)
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An organization that participates in activities conducted in a framework of a particular clinical trial.
Something that takes part in an activity.
The head of a body of persons who takes part in an activity.
An indication of a subject's status as a case or a control for a given study.
A type of randomized clinical trial in which study subjects are arranged into groups with unequal numbers by prespecified criteria, such as…
A type of randomized clinical trial in which study subjects are arranged into groups with equal numbers by prespecified criteria, such as…
