title: Historical note on hoarseness in mitral valve disease.
authors.forename: T O
authors.initials: TO
authors.lastname: Cheng
mesh_terms: D006685:Hoarseness / Q000209:etiology*; D006801:Humans; D008945:Mitral Valve Prolapse / Q000150:complications*; D012009:Recurrent Laryngeal Nerve; D014826:Vocal Cord Paralysis / Q000209:etiology*