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. 2023 Jul 9;9(3):e001331. doi: 10.1136/bmjsem-2022-001331

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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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HIT, high-intensity interval training; HITTS, High-Intensity Interval Training in De Novo Heart Transplant Recipients in Scandinavia.