Methylenedioxymethamphetamine/Creatinine:MRto:Pt:Urine:Qn
methylenedioxymethamphetamine/creatinine:mrto:pt:urine:qn
Methylenedioxymethamphetamine/Creatinine [Mass Ratio] in Urine
methylenedioxymethamphetamine/creatinine [mass ratio] in urine