title: Alterations in analysis of tissue gases following chronic implantation of Teflon cannulas.
mesh_terms: D000818:Animals; D002245:Carbon Dioxide / Q000032:analysis*; D013058:Mass Spectrometry / Q000295:instrumentation*; D010100:Oxygen / Q000032:analysis*; D010313:Partial Pressure; D011138:Polytetrafluoroethylene; D051381:Rats
chemical_list: D002245:Carbon Dioxide; D011138:Polytetrafluoroethylene; D010100:Oxygen