title: Observations on voice tunnels in laryngectomees.
mesh_terms: D006801:Humans; D007825:Laryngectomy; D008722:Methods; D010614:Pharynx / Q000601:surgery; D011095:Polyethylenes; D019736:Prostheses and Implants; D012501:Saphenous Vein / Q000637:transplantation; D013060:Speech; D013071:Speech, Alaryngeal; D014059:Tongue / Q000601:surgery; D014140:Tracheotomy; D014182:Transplantation, Autologous
chemical_list: D011095:Polyethylenes