title: Radiographic marker for aorticocoronary vein grafts.
mesh_terms: D002933:Cineradiography / Q000295:instrumentation*; D001026:Coronary Artery Bypass; D006801:Humans; D012826:Silicone Elastomers; D013193:Stainless Steel; D013523:Surgical Equipment
chemical_list: D012826:Silicone Elastomers; D013193:Stainless Steel