Assertion: autism's cause | /r/HasProperty | proposed
Facets:
Source sentences:
text: Many causes of autism have been proposed, but understanding of the theory of causation of autism and the other autism spectrum disorders (ASD) is incomplete.
text: Many other causes have been proposed, such as childhood immunizations, but numerous epidemiological studies have shown no scientific evidence supporting any link between vaccinations and autism.
text: So many causes have been proposed that the autistic community has produced numerous parodies detailing "causes" of autism.