title: Continuous measurement of pH in central arteries and veins.
mesh_terms: D000818:Animals; D001158:Arteries; D006328:Cardiac Catheterization / Q000295:instrumentation*; D003331:Coronary Vessels / Q000502:physiology; D004285:Dogs; D004567:Electrodes, Implanted; D005263:Femoral Artery / Q000502:physiology; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008991:Monitoring, Physiologic / Q000295:instrumentation; D011667:Pulmonary Veins / Q000502:physiology; D014680:Veins