Peripheral deiodination of thyroxine.
D006801:Humans; D007453:Iodide Peroxidase / Q000378:metabolism; D013974:Thyroxine / Q000378:metabolism*; D014284:Triiodothyronine / Q000378:metabolism
D014284:Triiodothyronine; D007453:Iodide Peroxidase; D013974:Thyroxine