title: Discussion.
mesh_terms: D005260:Female; D006801:Humans; D007828:Laryngoscopy; D007830:Larynx / Q000000981:diagnostic imaging*; D008297:Male; D013965:Thyroidectomy / Q000009:adverse effects*; D014463:Ultrasonography; D014826:Vocal Cord Paralysis / Q000517:prevention & control*; D014827:Vocal Cords / Q000000981:diagnostic imaging*