About: http://webisa.webdatacommons.org/263912890

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	Previous studies have suggested that ETS exposure is related to various factors, such as age, sex, socioeconomic status, and health risk behavior.
http://www.w3.org/ns/prov#wasQuotedFrom	nih.gov