About: http://webisa.webdatacommons.org/253672149

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	About 50% of cases are concurrent with collagen diseases such as systemic lupus erythematosus and scleroderma.
http://www.w3.org/ns/prov#wasQuotedFrom	biomedsearch.com