title: The gastrointestinal tract. The canary of the body?
authors.forename: D R
authors.initials: DR
authors.lastname: Dantzker
mesh_terms: D015687:Cell Hypoxia / Q000502:physiology; D016638:Critical Illness; D004068:Digestive System Physiological Phenomena; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008991:Monitoring, Physiologic; D010100:Oxygen / Q000378:metabolism; D010101:Oxygen Consumption / Q000502:physiology*
chemical_list: D010100:Oxygen