Assertion: glaucoma's symptom | /r/CapableOf | go unnoticed
Facets:
value: often
type: TEMPORAL
Source sentences:
text: The condition develops slowly over a lifetime, and symptoms are gradual and often go unnoticed.
text: Due to the gradual development of this type of glaucoma, symptoms often go unnoticed.
text: Primary open-angle glaucoma, the most common form of glaucoma, develops slowly and has symptoms that often go unnoticed.