PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In principle, conventional stopcocks could be used for such a procedure, i.e. the connector connected to the duct leading to the body cavity (the body duct), being linked to a connector connected to the duct leading to the gas source (the gas duct) during insufflation, and switched so as to be linked to an opening from which the gas is discharged (the gas discharge opening), during disufflat
http://www.w3.org/ns/prov#wasQuotedFrom
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