About: http://webisa.webdatacommons.org/292620032

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	Special tests can measure porphyrins in the blood.Some of the other tests that may be done include:Blood gasesBlood gasesBlood gases is a measurement of how much oxygen and carbon dioxide is in your blood.
http://www.w3.org/ns/prov#wasQuotedFrom	stlukes-stl.com