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. 2023 Jul 28;13(7):e070509. doi: 10.1136/bmjopen-2022-070509

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© Author(s) (or their employer(s)) 2023. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.

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Healthcare utilisation trajectories in males (left) and females (right). Plain line: observed mean number of healthcare contacts. Interrupted line: estimated number of healthcare contacts by the GBTM. GBTM, group-based trajectory modelling.