Assertion: autism's symptom | /r/AtLocation | first two years of life
Facets:
value: generally
type: DEGREE
Source sentences:
text: Although autism can be diagnosed at any age, it is described as a “developmental disorder” because symptoms generally appear in the first two years of life.
text: Autism Spectrum Disorder (ASD) is a developmental disorder with symptoms that appear within the first three years of life.