title: Silicone rubber as a catheter sheath.
mesh_terms: D002404:Catheterization / Q000295:instrumentation*; D003036:Cobalt Isotopes / Q000008:administration & dosage; D006801:Humans; D011878:Radiotherapy / Q000295:instrumentation*; D012828:Silicones
chemical_list: D003036:Cobalt Isotopes; D012828:Silicones