About: http://webisa.webdatacommons.org/341208879

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	And smoking is a complex behavior that has attributes to it that can make it difficult for people to stop smoking.
http://www.w3.org/ns/prov#wasQuotedFrom	pubmedcentralcanada.ca