About: http://webisa.webdatacommons.org/441872170

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	Diseases such as rheumatoid arthritis can also loosen the connective tissues leading to narrowing of the spinal canal.
http://www.w3.org/ns/prov#wasQuotedFrom	sooperarticles.com