About: http://webisa.webdatacommons.org/187097389

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	However this mask is a relatively large object and because of its shape presents problems of location which give rise to dangers of injury to the patient.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es