About: http://webisa.webdatacommons.org/310900236

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	The face mask requires a harness, headband, or other headgear to keep the mask in position, which many patient's find uncomfortable, particularly when sleeping.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr