2-Amino-4-hydroxypteridine/Creatinine:SRto:Pt:Ser/Plas:Qn
2-amino-4-hydroxypteridine/creatinine:srto:pt:ser/plas:qn
2-Amino-4-hydroxypteridine/Creatinine [Molar ratio]
2-amino-4-hydroxypteridine/creatinine [molar ratio]