Carbon dioxide^during expiration:VFr/PPres:Pt:Gas delivery system.expiratory limb:Qn
carbon dioxide^during expiration:vfr/ppres:pt:gas delivery system.expiratory limb:qn
Carbon dioxide [VFr/PPres] in Gas delivery system.expiratory limb --during expiration
carbon dioxide [vfr/ppres] in gas delivery system.expiratory limb --during expiration