About: http://webisa.webdatacommons.org/54104995

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	Under normal circumstances, PSA is a protein produced by the prostate gland in very small amounts.
http://www.w3.org/ns/prov#wasQuotedFrom	easyhealthoptions.com