About: http://webisa.webdatacommons.org/190918792

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	A recent case-control study confirms that tobacco use is the most substantial risk factor for laryngeal cancer (42).
http://www.w3.org/ns/prov#wasQuotedFrom	cdc.gov