title: To recruit or not derecruit: that is the question.
authors.forename: John H
authors.initials: JH
authors.lastname: Arnold
mesh_terms: D001794:Blood Pressure / Q000502:physiology; D002245:Carbon Dioxide / Q000378:metabolism; D006339:Heart Rate / Q000502:physiology; D006801:Humans; D008168:Lung / Q000098:blood supply* / Q000473:pathology*; D010100:Oxygen / Q000378:metabolism; D011175:Positive-Pressure Respiration / Q000009:adverse effects*; D012128:Respiratory Distress Syndrome / Q000097:blood / Q000209:etiology* / Q000503:physiopathology
chemical_list: D002245:Carbon Dioxide; D010100:Oxygen