title: Overlays or mattresses to prevent pressure sores?
authors.forename: Luke
authors.initials: L
authors.lastname: Vale
authors.forename: David W
authors.initials: DW
authors.lastname: Noble
mesh_terms: D001512:Bedding and Linens / Q000191:economics; D003362:Cost-Benefit Analysis; D006801:Humans; D003668:Pressure Ulcer / Q000191:economics / Q000517:prevention & control*