Hydrogen/Expired gas^3H post dose lactose PO:VFr:Pt:Exhl gas:Qn
hydrogen/expired gas^3h post dose lactose po:vfr:pt:exhl gas:qn
Hydrogen/Expired gas [Volume Fraction] in Exhaled gas --3 hours post dose lactose PO
hydrogen/expired gas [volume fraction] in exhaled gas --3 hours post dose lactose po