About: http://webisa.webdatacommons.org/437886087

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	It used to be that teeth whitening could only be performed by dentists or other qualified professionals.
http://www.w3.org/ns/prov#wasQuotedFrom	topconsumerreviews.com