Methotrexate^10th specimen:SCnc:Pt:Ser/Plas:Qn
methotrexate^10th specimen:scnc:pt:ser/plas:qn
Methotrexate^10th specimen:Substance Concentration:To identify measures at a point in time:Serum/Plasma:Quantitative
methotrexate^10th specimen:substance concentration:to identify measures at a point in time:serum/plasma:quantitative