Thyroxine.free^5th specimen post XXX challenge:SCnc:Pt:Ser/Plas:Qn
thyroxine.free^5th specimen post xxx challenge:scnc:pt:ser/plas:qn
Thyroxine.free^5th specimen post XXX challenge:SCnc:Pt:Ser/Plas:Qn
thyroxine.free^5th specimen post xxx challenge:scnc:pt:ser/plas:qn