title: Foreign body in the trachea: a case report.
authors.forename: M N
authors.initials: MN
authors.lastname: Amin
authors.forename: W A
authors.initials: WA
authors.lastname: Chowdhury
mesh_terms: D004868:Equipment Failure; D005260:Female; D005547:Foreign Bodies / Q000175:diagnosis*; D006801:Humans; D008875:Middle Aged; D011143:Polyvinyl Chloride; D014132:Trachea; D014139:Tracheostomy / Q000295:instrumentation*
chemical_list: D011143:Polyvinyl Chloride