15 Beta, 17 Alpha-Dihydroxypregnanolone/Creatinine:MRto:Pt:Urine:Qn
15 beta, 17 alpha-dihydroxypregnanolone/creatinine:mrto:pt:urine:qn
15 Beta, 17 Alpha-Dihydroxypregnanolone/Creatinine [Mass Ratio] in Urine
15 beta, 17 alpha-dihydroxypregnanolone/creatinine [mass ratio] in urine