Beta-ureidoisobutyrate/Creatinine:SRto:Pt:Urine:Qn
beta-ureidoisobutyrate/creatinine:srto:pt:urine:qn
Beta-ureidoisobutyrate/Creatinine [Molar ratio] in Urine
beta-ureidoisobutyrate/creatinine [molar ratio] in urine