Health / Medical Topics |
Substance Use Dose Frequency
The rate of substance usage. (NCI Thesaurus)
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The dosage form of a substance in use.
A characterization of the dose of substance that has been used.
The amount of substance that a subject has used.
A subject domain utilized for the submission of information encompassing and representing data, vocabulary or records related to substance use.
The total amount of substance the subject uses on a daily basis.
A character or string that represents a substance use class.