Theophylline:MCnc:Pt:Ser/Plas:Qn:Screen
theophylline:mcnc:pt:ser/plas:qn:screen
Theophylline:Mass Concentration:To identify measures at a point in time:Serum/Plasma:Quantitative:Screen
theophylline:mass concentration:to identify measures at a point in time:serum/plasma:quantitative:screen