Preferred Label : Exhaled Carbon Monoxide Concentration Less than 8 ppm;
NCIt synonyms : Exhaled Carbon Monoxide Less than 8 ppm; Exhaled Carbon Monoxide Level Less than 8 ppm; Exhaled CO Less than 8 ppm;
NCIt definition : An indication that the concentration of carbon monoxide (CO) in a sample of exhaled
air is less than 8 ppm.;
Origin ID : C209276;
concept_is_in_subset