<http://webisa.webdatacommons.org/338109968>	<http://www.w3.org/ns/prov#value>	"These tumors have been reported more frequently in males, mostly aged 5-20 years old." .
<http://webisa.webdatacommons.org/prov/179658846>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/338109968> .
<http://webisa.webdatacommons.org/338109968>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/338109968>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<science.gov> .