About: http://webisa.webdatacommons.org/81431901

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	Also, headgears, springs and other devices can be added to close space, or move jaws and teeth backward or forward.
http://www.w3.org/ns/prov#wasQuotedFrom	spectacularsmiles4u.com