Dextromethamphetamine/Levomethamphetamine:MRto:Pt:Ser/Plas:Qn
dextromethamphetamine/levomethamphetamine:mrto:pt:ser/plas:qn
Dextromethamphetamine/Levomethamphetamine [Mass Ratio] in Serum or Plasma
dextromethamphetamine/levomethamphetamine [mass ratio] in serum or plasma