Thyroxine^2nd specimen post XXX challenge:MCnc:Pt:Ser/Plas:Qn
thyroxine^2nd specimen post xxx challenge:mcnc:pt:ser/plas:qn
Thyroxine^2nd specimen post XXX challenge:MCnc:Pt:Ser/Plas:Qn
thyroxine^2nd specimen post xxx challenge:mcnc:pt:ser/plas:qn