title: The use of polythene prosthesis in tympano-plasty.
mesh_terms: D004432:Ear, Middle / Q000601:surgery*; D006801:Humans; D020959:Polyethylene; D011095:Polyethylenes; D019736:Prostheses and Implants; D019919:Prosthesis Implantation
chemical_list: D011095:Polyethylenes; D020959:Polyethylene
keywords: EAR, MIDDLE/surgery; POLYETHYLENES