Assertion: cigarette butt's filter | /r/HasAspect | beneficial impact
Facets:
value: on overall lung cancer survival
type: TRANSITIVE-OBJECT
Source sentences:
text: The survival rates of the two types of cancer are roughly the same," says David Wilson, a pulmonologist the the University of Pittsburgh Medical Center, adding that there is no persuasive evidence that filters "have a beneficial impact on overall lung cancer survival.