Lithium.plasma/Lithium.RBC:MRto:Pt:Bld:Qn
lithium.plasma/lithium.rbc:mrto:pt:bld:qn
Lithium.plasma/Lithium.RBC:Mass Ratio:To identify measures at a point in time:Whole blood:Quantitative
lithium.plasma/lithium.rbc:mass ratio:to identify measures at a point in time:whole blood:quantitative