Methane/Expired gas^pre dose carbohydrate:VFr:Pt:Exhl gas:Qn
methane/expired gas^pre dose carbohydrate:vfr:pt:exhl gas:qn
Methane/Expired gas pre dose carbohydrate (Exhl gas) [Volume fraction]
methane/expired gas pre dose carbohydrate (exhl gas) [volume fraction]