title: Rapid bedside estimation of wasted ventilation (Vd/Vt).
mesh_terms: D002245:Carbon Dioxide / Q000097:blood; D006801:Humans; D008433:Mathematics; D010100:Oxygen / Q000097:blood; D010313:Partial Pressure; D012126:Respiratory Dead Space; D012131:Respiratory Insufficiency / Q000503:physiopathology; D013147:Spirometry
chemical_list: D002245:Carbon Dioxide; D010100:Oxygen