Bridging of laryngopharyngeal and upper cervical esophageal defects:  use of artificial materials.
D004947:Esophagus / Q000601:surgery*; D006801:Humans; D007013:Hypopharynx; D007830:Larynx / Q000601:surgery*; D010614:Pharynx / Q000601:surgery*; D020959:Polyethylene; D011095:Polyethylenes
D011095:Polyethylenes; D020959:Polyethylene
ESOPHAGUS/surgery; LARYNX/surgery; PHARYNX/surgery; POLYETHYLENE