Propoxyphene+Norpropoxyphene:MCnc:Pt:Ser/Plas:Qn:Confirm
propoxyphene+norpropoxyphene:mcnc:pt:ser/plas:qn:confirm
Propoxyphene + Norpropoxyphene [Mass/volume] in Serum or Plasma by Confirmatory method
propoxyphene + norpropoxyphene [mass/volume] in serum or plasma by confirmatory method