About: http://webisa.webdatacommons.org/354347315

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	[editor's note: collagen is a major structural component of skin, ligaments, tendons, muscles, cartilage, bones and teeth]
http://www.w3.org/ns/prov#wasQuotedFrom	fluoridation.com