17-Hydroxycorticosteroids/Creatinine:SRto:Pt:Urine:Qn
17-hydroxycorticosteroids/creatinine:srto:pt:urine:qn
17-Hydroxycorticosteroids/Creatinine:SRto:Pt:Urine:Qn
17-hydroxycorticosteroids/creatinine:srto:pt:urine:qn