title: Pitfall in the PCO2 gradient.
authors.forename: A R
authors.initials: AR
authors.lastname: Hill
authors.forename: P
authors.initials: P
authors.lastname: Homel
mesh_terms: D001158:Arteries / Q000502:physiology; D002245:Carbon Dioxide / Q000097:blood*; D015444:Exercise / Q000502:physiology*; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000097:blood / Q000503:physiopathology*; D013990:Tidal Volume
chemical_list: D002245:Carbon Dioxide