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. 2021 Aug 19;11(8):e047575. doi: 10.1136/bmjopen-2020-047575

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© Author(s) (or their employer(s)) 2021. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.

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Illustrates the suggested system improvements for the future. The coloured bubbles contain the suggestions, with each larger bubble representing the authority that should consider these changes. CAG, Confidentiality Advisory Group.