Assertion: methylphenidate | /r/HasProperty | the subject of controversy
Facets:
Source sentences:
text: Methylphenidate has been the subject of controversy in relation to its use in the treatment of ADHD.
text: Methylphenidate has been the subject of controversy in relation to its use in the treatment of ADHD.
text: Methylphenidate has been the subject of controversy in relation to its use in the treatment of ADHD.