The development of an improved artificial larynx.
D001187:Artificial Organs; D001698:Biomedical Engineering; D002294:Carcinoma, Squamous Cell / Q000534:rehabilitation; D004582:Electronics, Medical / Q000295:instrumentation; D006801:Humans; D007822:Laryngeal Neoplasms / Q000534:rehabilitation; D007825:Laryngectomy; D007830:Larynx; D008297:Male; D008875:Middle Aged; D009062:Mouth Neoplasms / Q000534:rehabilitation; D013071:Speech, Alaryngeal; D014062:Tongue Neoplasms / Q000534:rehabilitation