Polychlorinated biphenyl:PrThr:Pt:Ser/Plas:Ord:Screen
polychlorinated biphenyl:prthr:pt:ser/plas:ord:screen
Polychlorinated biphenyl (PCB) [Presence] in Serum or Plasma by Screen method
polychlorinated biphenyl (pcb) [presence] in serum or plasma by screen method