Leucine/Phenylalanine:MRto:Pt:Bld.dot:Qn
leucine/phenylalanine:mrto:pt:bld.dot:qn
Leucine/Phenylalanine:Mass Ratio:To identify measures at a point in time:Dried blood spot:Quantitative
leucine/phenylalanine:mass ratio:to identify measures at a point in time:dried blood spot:quantitative