11-Oxo-Etiocholanolone/Creatinine:MRto:24H:Urine:Qn
11-oxo-etiocholanolone/creatinine:mrto:24h:urine:qn
11-Oxo-Etiocholanolone/Creatinine (24H U) [Mass ratio]
11-oxo-etiocholanolone/creatinine (24h u) [mass ratio]