Uroporphyrin 1 isomer/Creatinine:MRto:Pt:Urine:Qn
uroporphyrin 1 isomer/creatinine:mrto:pt:urine:qn
Uroporphyrin 1 isomer/Creatinine [Mass Ratio] in Urine
uroporphyrin 1 isomer/creatinine [mass ratio] in urine