Urea/Creatinine:SRto:Pt:Ser/Plas:Qn
urea/creatinine:srto:pt:ser/plas:qn
Urea/Creatinine:Substance Ratio:To identify measures at a point in time:Serum/Plasma:Quantitative
urea/creatinine:substance ratio:to identify measures at a point in time:serum/plasma:quantitative