Assertion: drug ketamine | /r/ObjectUse | used as anesthesia
Facets:
value: widely
type: DEGREE
value: during surgeries
type: TEMPORAL
Source sentences:
text: Interestingly, studies from Yale research labs showed that the drug ketamine, which was widely used as anesthesia during surgeries, triggers glutamate production, which, in a complex, cascading series of events, prompts the brain to form new neural connections.