About: http://webisa.webdatacommons.org/173368931

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 endotracheal tube is flexible in nature and is preferably made from plastic, such as PVC, urethane, silicone or other elastomeric material, as well known in the art.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com