title: Aspirin and catheter size.
mesh_terms: D001241:Aspirin / Q000627:therapeutic use*; D002404:Catheterization / Q000009:adverse effects* / Q000295:instrumentation; D006801:Humans; D012107:Research Design; D012306:Risk; D013927:Thrombosis / Q000209:etiology* / Q000517:prevention & control
chemical_list: D001241:Aspirin