title: Prevention of ulceration during use of cuffed tracheostomy tube.
mesh_terms: D006801:Humans; D008722:Methods; D010969:Plastics; D011182:Postoperative Care / Q000295:instrumentation; D014140:Tracheotomy; D014456:Ulcer / Q000517:prevention & control
chemical_list: D010969:Plastics