About: http://webisa.webdatacommons.org/169891515

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	exchange of oxygen, essential nutrients, carbon dioxide and other waste
http://www.w3.org/ns/prov#wasQuotedFrom	mult-sclerosis.org