title: PTCA catheter prices move down.
mesh_terms: D015906:Angioplasty, Balloon, Coronary / Q000191:economics* / Q000295:instrumentation*; D002404:Catheterization / Q000191:economics; D003625:Data Collection; D017721:Hospital Costs / Q000639:trends*; D011682:Purchasing, Hospital / Q000191:economics; D014481:United States