Efavirenz^trough:MCnc:Pt:Ser/Plas:Qn
efavirenz^trough:mcnc:pt:ser/plas:qn
Efavirenz^trough:Mass Concentration:To identify measures at a point in time:Serum/Plasma:Quantitative
efavirenz^trough:mass concentration:to identify measures at a point in time:serum/plasma:quantitative