title: The need for representative ambient air carbon monoxide sampling.
mesh_terms: D000393:Air Pollutants / Q000032:analysis*; D002248:Carbon Monoxide / Q000032:analysis*; D002263:Carboxyhemoglobin / Q000032:analysis; D004781:Environmental Exposure; D006801:Humans
chemical_list: D000393:Air Pollutants; D002248:Carbon Monoxide; D002263:Carboxyhemoglobin