| http://www.w3.org/ns/prov#value | - A method of making a stent including a member, the method comprising: forming an outer layer of the stent on the member, the outer layer of the stent comprising an alloy comprising a radiopaque metal element and a second metal element, wherein the radiopaque metal element is selected from a group consisting of gold, palladium, and platinum; and oxidizing a portion of the alloy of the outer layer.
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