Assertion: barbiturate's life | /r/UsedFor | refer to the time
Facets:
Source sentences:
text: half-life refers to the time it takes the normal metabolic processes in one system to reduce the level of the drug in the system by half of its previous level.
text: half-life refers to the time it takes the normal metabolic processes in one system to reduce the level of the drug in the system by half of its previous level.