About: http://webisa.webdatacommons.org/70875791

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	Speaking of the immune system, there was a study done recently showing how important vitamin D is.
http://www.w3.org/ns/prov#wasQuotedFrom	exrx.net