About: http://webisa.webdatacommons.org/434294920

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	Moreover, radiopaque bands of a suitable material such as platinum, gold or a platinum-tungsten alloy can be placed on the proximal and distal balloon stems 81 and 82 to aid in ascertaining the position of the balloon.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk