About: http://webisa.webdatacommons.org/419087443

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	I think the author is saying that, although there are other preventative measures that can be taken to reduce the risk of a heart attack, the most important one is to stop smoking.
http://www.w3.org/ns/prov#wasQuotedFrom	usingenglish.com