title: Spontaneous displacement of polyurethane.
authors.forename: S
authors.initials: S
authors.lastname: Ghazi-Nouri
authors.forename: G
authors.initials: G
authors.lastname: Thompson
mesh_terms: D000368:Aged; D005548:Foreign-Body Migration / Q000150:complications; D006801:Humans; D007766:Lacrimal Apparatus Diseases / Q000601:surgery; D008297:Male; D010614:Pharynx; D011475:Prosthesis Failure; D015607:Stents