Apolipoprotein B/Apolipoprotein A-I:MRto:Pt:Ser/Plas:Qn
apolipoprotein b/apolipoprotein a-i:mrto:pt:ser/plas:qn
Apolipoprotein B/Apolipoprotein A-I [Mass Ratio] in Serum or Plasma
apolipoprotein b/apolipoprotein a-i [mass ratio] in serum or plasma