4-Hydroxyphenylpyruvate/Creatinine:MRto:Pt:Urine:Qn
4-hydroxyphenylpyruvate/creatinine:mrto:pt:urine:qn
4-Hydroxyphenylpyruvate/Creatinine [Mass Ratio] in Urine
4-hydroxyphenylpyruvate/creatinine [mass ratio] in urine