Thyroxine.free^40M post XXX challenge:MCnc:Pt:Ser/Plas:Qn
thyroxine.free^40m post xxx challenge:mcnc:pt:ser/plas:qn
Thyroxine (T4) free [Mass/volume] in Serum or Plasma --40 minutes post XXX challenge
thyroxine (t4) free [mass/volume] in serum or plasma --40 minutes post xxx challenge