About: http://webisa.webdatacommons.org/19959137

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	In those procedures, the investigators should use the contrast media, and it may cause kidney toxicity especially in the patients with chronic renal insufficiency.
http://www.w3.org/ns/prov#wasQuotedFrom	clinicaltrials.gov