title: Use of patient positioning to improve PaO2: a review.
mesh_terms: D006801:Humans; D008171:Lung Diseases / Q000097:blood* / Q000628:therapy; D010100:Oxygen / Q000097:blood*; D010313:Partial Pressure; D011187:Posture; D011652:Pulmonary Circulation; D012121:Respiration, Artificial
chemical_list: D010100:Oxygen