About: http://webisa.webdatacommons.org/19492222

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	However, scientists do know that it more commonly occurs in people over age 50, and in those who have a weakened immune system brought on by an illness such as cancer and certain medical treatments such as chemotherapy.
http://www.w3.org/ns/prov#wasQuotedFrom	vzvfoundation.org