Assertion: methylphenidate | /r/HasProperty | known at the time
Facets:
value: as minimal brain dysfunction
type: OTHER
value: based on earlier work
type: OTHER
value: as hyperactivity
type: OTHER
Source sentences:
text: Beginning in the 1960s, it was used to treat children with ADHD or ADD, known at the time as hyperactivity or minimal brain dysfunction (MBD) based on earlier work starting with the studies by American psychiatrist Charles Bradley on the use of psychostimulant drugs, such as benzedrine, with then called "maladjusted children".