About: http://webisa.webdatacommons.org/236117736

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	Parents and children were encouraged to use both types of glasses in the same way and not to discuss any issues related to the types of study glasses with the masked examiners or opticians handling the glasses.
http://www.w3.org/ns/prov#wasQuotedFrom	arvojournals.org