title: Breath test with isotopes of carbon: progress and potential.
mesh_terms: D001944:Breath Tests; D002245:Carbon Dioxide / Q000378:metabolism; D002247:Carbon Isotopes; D002250:Carbon Radioisotopes; D006801:Humans; D007410:Intestinal Diseases / Q000175:diagnosis; D010182:Pancreatic Diseases / Q000175:diagnosis
chemical_list: D002247:Carbon Isotopes; D002250:Carbon Radioisotopes; D002245:Carbon Dioxide