Assertion: syphilis's disease | /r/Causes | symptom
Facets:
value: often
type: TEMPORAL
Source sentences:
text: Since the disease often causes no symptoms until it's advanced, experts recommend that everyone in that age group be screened for hepatitis C.
text: Since the disease often causes no symptoms until it's advanced, experts recommend that everyone in that age group be screened for hepatitis C. Pregnant women.