title: A simple assessment of the dynamics of xenon-133 diffusion in a plastic catheter.
mesh_terms: D002404:Catheterization / Q000295:instrumentation*; D004058:Diffusion; D007700:Kinetics; D011138:Polytetrafluoroethylene; D013997:Time Factors; D014980:Xenon Radioisotopes / Q000032:analysis*
chemical_list: D014980:Xenon Radioisotopes; D011138:Polytetrafluoroethylene