Ephedrine+Pseudoephedrine:MCnc:Pt:Urine:Qn
ephedrine+pseudoephedrine:mcnc:pt:urine:qn
Ephedrine+Pseudoephedrine:Mass Concentration:To identify measures at a point in time:Urine:Quantitative
ephedrine+pseudoephedrine:mass concentration:to identify measures at a point in time:urine:quantitative