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. 2021 Nov 8;8(1):e001120. doi: 10.1136/bmjresp-2021-001120

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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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Campaign creatives for the ‘Do It For Yourself’ campaign in Northern England (images provided with permission from Merck, Sharpe & Dohme (UK) Limited).