Hydrogen/Expired gas^2H post dose lactose PO:VFr:Pt:Exhl gas:Qn
hydrogen/expired gas^2h post dose lactose po:vfr:pt:exhl gas:qn
Hydrogen/Expired gas^2 hours post dose lactose Oral:Volume Fraction:To identify measures at a point in time:Exhaled gas (breath):Quantitative
hydrogen/expired gas^2 hours post dose lactose oral:volume fraction:to identify measures at a point in time:exhaled gas (breath):quantitative