About: http://webisa.webdatacommons.org/194579472

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	Most studies included healthy smokers, i.e., those without significant comorbidities such as cardiovascular disease or psychiatric disease.
http://www.w3.org/ns/prov#wasQuotedFrom	nkch.org