Assertion: acetylcholine's role | /r/CapableOf | remain unclear
Facets:
value: in tobacco-related diseases
type: OTHER
value: as of 2015
type: TEMPORAL
Source sentences:
text: Certain mutations that disturb choline metabolism increase the prevalence of NTDs in newborns, but the role of dietary choline deficiency remains unclear, as of 2015.
text: Note that roles for nicotine itself, aside from dependence on it, in tobacco-related diseases remains unclear.