Bespectacled dwarf (3)
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">bespectacled dwarf</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for doc that I've seen before include "Quack" , "GP (colloq.)" , "Disney dwarf" , "GP (informal)" , "Consultant" .)