| http://www.w3.org/ns/prov#value | - An intravascular embolizing agent as claimed in claim 1 wherein the intravascular embolizing substance is an oil, a metal, an insoluble salt of metal, a ceramic, wax, activated carbon, polypeptide, polysaccharide, hydroxycarboxylic acid polymer, polyamino acid, polyaldehyde, polyvinyl polymer or maleic anhydride polymer.
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