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. 2022 Aug 10;37(10):1915–1925. doi: 10.1002/jbmr.4658

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© 2022 The Authors. Journal of Bone and Mineral Research published by Wiley Periodicals LLC on behalf of American Society for Bone and Mineral Research (ASBMR).

This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc-nd/4.0/ License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.

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Fig. 1 — Overview of experimental protocol undertaken by elite racewalking participants, including the dietary interventions and the exercise test with timing of blood sampling. (Created with biorender.com). CON = high energy/high carbohydrate; CTX = carboxy‐terminal telopeptide; DXA = dual energy X‐ray absorptiometry; FFM = fat‐free mass; gla‐OC = carboxylated osteocalcin; glu‐OC = undercarboxylated osteocalcin; LCHF = low carbohydrate/high fat; LEA = low energy availability; P1NP = procollagen‐1 N‐terminal peptide; RMR = resting metabolic rate.