%0 Journal Article %A Natalie Bracewell %A David E Winchester %T Accreditation in health care: does it make any difference to patient outcomes? %D 2021 %R 10.1136/bmjqs-2020-012533 %J BMJ Quality & Safety %P 845-847 %V 30 %N 11 %U https://qualitysafety.bmj.com/content/qhc/30/11/845.full.pdf