<http://webisa.webdatacommons.org/prov/268423902>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/96123774> .
<http://webisa.webdatacommons.org/96123774>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/96123774>	<http://www.w3.org/ns/prov#value>	"Factors including older age, weight loss before treatment, smoking history, squamous cell carcinoma, tumor size>3 cm, pathologic stage III, and poorly differentiated carcinoma were significantly associated with shorter patient survival." .
<http://webisa.webdatacommons.org/96123774>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<pubmedcentralcanada.ca> .