Assertion: placebo's study | /r/HasAspect | substantial data
Facets:
value: on risk
type: OTHER
Source sentences:
text: The risk increased with duration of use, and appeared to return to baseline over about 5 years after stopping treatment (only the observational studies have substantial data on risk after stopping).
text: The risk increased with duration of use, and appeared to return to baseline in about 5 years after stopping treatment (only the observational studies have substantial data on risk after stopping).