About: http://webisa.webdatacommons.org/21236173

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	They are caused by chronic inflammation, which is most often the result of other conditions such as: infections, allergies, or other immune disorders.
http://www.w3.org/ns/prov#wasQuotedFrom	umphysicians.org