title: Pressure reduction mattresses versus pressure reduction overlays: a cost analysis.
authors.forename: J S
authors.initials: JS
authors.lastname: Hale
authors.forename: S H
authors.initials: SH
authors.lastname: Smith
mesh_terms: D001513:Beds / Q000592:standards*; D003362:Cost-Benefit Analysis; D006801:Humans; D009730:Nursing Assessment; D003668:Pressure Ulcer / Q000191:economics / Q000451:nursing / Q000517:prevention & control*