Ephedrine+Pseudoephedrine:MCnc:Pt:Ser/Plas:Qn
ephedrine+pseudoephedrine:mcnc:pt:ser/plas:qn
Ephedrine+Pseudoephedrine:Mass Concentration:To identify measures at a point in time:Serum/Plasma:Quantitative
ephedrine+pseudoephedrine:mass concentration:to identify measures at a point in time:serum/plasma:quantitative