title: Direct mass spectrographic measurement of regional intracerebral oxygen, carbon dioxide, and argon.
mesh_terms: D000328:Adult; D000368:Aged; D001128:Argon / Q000032:analysis*; D001794:Blood Pressure; D001927:Brain Diseases / Q000601:surgery; D002245:Carbon Dioxide / Q000032:analysis*; D002560:Cerebrovascular Circulation; D002675:Child, Preschool; D006801:Humans; D007427:Intracranial Pressure; D013058:Mass Spectrometry; D008722:Methods; D008875:Middle Aged; D008991:Monitoring, Physiologic; D010100:Oxygen / Q000032:analysis*; D010313:Partial Pressure; D012039:Regional Blood Flow; D012119:Respiration; D013057:Spectrum Analysis
chemical_list: D002245:Carbon Dioxide; D001128:Argon; D010100:Oxygen