Assertion: serotonin's role | /r/HasProperty | studied
Facets:
value: well
type: DEGREE
Source sentences:
text: Serotonin’s role in cognitive performance is well studied and is in the process of being fully elucidated through ongoing research.
text: The role of L-Tryptophan in managing weight is not well understood, and there are a number of studies with conflicting results.