Progress and the little gray pill.
D006801:Humans; D007037:Hypothyroidism / Q000097:blood / Q000188:drug therapy*; D013974:Thyroxine / Q000627:therapeutic use*; D014284:Triiodothyronine / Q000097:blood*
D014284:Triiodothyronine; D013974:Thyroxine