Beta alanine/Creatinine:MRto:Pt:Urine:Qn
beta alanine/creatinine:mrto:pt:urine:qn
Beta alanine/Creatinine:Mass Ratio:To identify measures at a point in time:Urine:Quantitative
beta alanine/creatinine:mass ratio:to identify measures at a point in time:urine:quantitative