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. 2024 Jun 3;15:1386607. doi: 10.3389/fimmu.2024.1386607

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Copyright © 2024 Arron, Marsh, Kell, Khan, Jaeger and Pretorius

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Different diagnostic criteria available for ME/CFS with a concise history of timelines (1, 2, 11, 15, 16, 22, 52–54). Created with Biorender.com. GET, graded exercise therapy; ME/CFS, Myalgic Encephalomyelitis/Chronic Fatigue Syndrome; PEM, post-exertional malaise.